fix(curriculum): remove videos and references to videos from Understanding HTML Attributes lectures (freeCodeCamp#61517)

Author: alexgoldsmith

curriculum/challenges/english/25-front-end-development/lecture-understanding-html-attributes/66f6db08d55022680a3cfbc9.md

@@ -71,23 +71,23 @@ HyperText Maker Language
 
 ### --feedback--
 
-Review the first ten seconds of the lecture video where this was discussed.
+Refer to the section where HTML was introduced.
 
 ---
 
 HyperText Marker Language
 
 ### --feedback--
 
-Review the first ten seconds of the lecture video where this was discussed.
+Refer to the section where HTML was introduced.
 
 ---
 
 HyperText Markdown Language
 
 ### --feedback--
 
-Review the first ten seconds of the lecture video where this was discussed.
+Refer to the section where HTML was introduced.
 
 ---
 

curriculum/challenges/english/25-front-end-development/lecture-understanding-html-attributes/6708143cab2b583ecd3324f5.md

@@ -1,17 +1,12 @@
 ---
 id: 6708143cab2b583ecd3324f5
 title: What Are Attributes, and How Do They Work?
-challengeType: 11
-videoId: zUCIsEDCIMU
+challengeType: 19
 dashedName: what-are-attributes
 ---
 
 # --description--
 
-Watch the video or read the transcript and answer the questions below.
-
-# --transcript--
-
 An attribute is a value placed inside the opening tag of an HTML element. Attributes provide additional information about the element or specify how the element should behave. Here is the basic syntax for an attribute:
 
 ```html
@@ -56,15 +51,15 @@ Which of the following is an example of a boolean attribute?
 
 ### --feedback--
 
-Watch the last part of the video where common boolean attributes were discussed.
+Refer to the section where common boolean attributes were discussed.
 
 ---
 
 `href`
 
 ### --feedback--
 
-Watch the last part of the video where common boolean attributes were discussed.
+Refer to the section where common boolean attributes were discussed.
 
 ---
 
@@ -76,7 +71,7 @@ Watch the last part of the video where common boolean attributes were discussed.
 
 ### --feedback--
 
-Watch the last part of the video where common boolean attributes were discussed.
+Refer to the section where common boolean attributes were discussed.
 
 ## --video-solution--
 
@@ -96,23 +91,23 @@ Attributes change the background color of an element.
 
 ### --feedback--
 
-Review the beginning of the video where the definition for attributes was discussed.
+Refer to the section where the definition for attributes was discussed.
 
 ---
 
 Attributes change the font size of an element.
 
 ### --feedback--
 
-Review the beginning of the video where the definition for attributes was discussed.
+Refer to the section where the definition for attributes was discussed.
 
 ---
 
 Attributes add JavaScript functionality to an element.
 
 ### --feedback--
 
-Review the beginning of the video where the definition for attributes was discussed.
+Refer to the section where the definition for attributes was discussed.
 
 ## --video-solution--
 
@@ -132,23 +127,23 @@ Which of the following is the correct syntax for a boolean attribute?
 
 ### --feedback--
 
-Review the last part of the video where the `checked` attribute was discussed.
+Refer to the section where the `checked` attribute was discussed.
 
 ---
 
 `<input type="checkbox" checked="off">`
 
 ### --feedback--
 
-Review the last part of the video where the `checked` attribute was discussed.
+Refer to the section where the `checked` attribute was discussed.
 
 ---
 
 `<input type="checkbox" checked="isChecked">`
 
 ### --feedback--
 
-Review the last part of the video where the `checked` attribute was discussed.
+Refer to the section where the `checked` attribute was discussed.
 
 ## --video-solution--