Question

they keep blocks help the select Sprite to detect the presence of other sprites​

Answer 1

Explanation:

Blocks to detect whether items (including spites and colors) are touching each other or at a given distance from each other. You can only use these with sprites, not the stage

Answer 2

Blocks to detect whether items (including spites and colors) are touching each other or at a given distance from each other. You can only use these with sprites, not the stage