Update 10-types-of-arrays.mdx

Author: Meg528

docs/40-using-arrays/10-types-of-arrays.mdx

@@ -3,7 +3,7 @@ import TabItem from '@theme/TabItem';
 
 # 👐 Types of arrays
 
-A JSON array can contain __simple values__ (scalar values) or __objects__. In our data, `books` have a scalar array of the `genres` this book belongs to. It also has several arrays of objects, like the `authors` of a book, `attributes` and `reviews`.
+A JSON array can contain __simple values__ (scalar values) or __objects__. In our data, `books` have a scalar array of the `genres` this book belongs to. It also has several arrays of objects, like the `authors` of a book, `attributes`, and `reviews`.
 
 Let's get one book:
 
@@ -151,4 +151,4 @@ I got this one. (It can change depending on the data source you imported.)
       "value": "0002005018"
     }
   ],
-```
+```