changed files by pdets auto publish service, publishid[113155a8-560a-44f1-9f1b-10651faafec7] and do [publish].

Author: wwlpublish

learn-pr/wwl-data-ai/explore-generative-ai-copilot-bing/9-knowledge-check.yml

@@ -41,12 +41,12 @@ quiz:
       explanation: "That's incorrect. This speaks more to the features or benefits of Copilot in."
   - content: "How do you refine image output using Copilot?"
     choices:
-    - content: "Request Copilot to create an image without providing any context"
+    - content: "Request Copilot to create an image without providing any context."
       isCorrect: false
       explanation: "Incorrect. Providing context helps Copilot generate an image that aligns with the user's requirements."
     - content: "Use descriptive modifiers in the prompt and craft an image prompt with more details."
       isCorrect: true
       explanation: "Correct. Detailed prompts help Copilot generate images that closely match the user's expectations."
-    - content: "Ask Copilot to generate a random image"
+    - content: "Ask Copilot to generate a random image."
       isCorrect: false
       explanation: "Incorrect. Randomly generated images may not align with the desired context or theme."