add links

Author: jderochervlk

pages/docs/manual/latest/array-and-list.mdx

@@ -46,9 +46,9 @@ var tenthItem = myArray[10];
 
 </CodeTab>
 
-The behavior of returning an `option` is new to V11 and provides a safer way to access array items. 
-This is especially useful when you're not sure if the index is out of bounds.
-If you would like to not use an `option`, you can use `Array.getUnsafe`.
+The behavior of returning an `option` is new to V11 when you have [Core](api/core) open. 
+It provides a safer way to access array items, which is especially useful when you're not sure if the index is out of bounds.
+If you would like to not use an `option`, you can use [`Array.getUnsafe`](api/core/array#value-getUnsafe).
 
 #### Update
 Items in an array can be updated by assigning a value to an index or using a function: