Sagot :
It is called a scroll wheel . mouse has two buttons, usually it's the one on the left you'll press).
Hope it helps! Correct me if im wrong, Hoping for Brainliest (Not Forcing) :D
Answer:
Point to and select objects on the screen.
Select and/or move data or files by dragging and dropping.
Execute programs and shortcuts, or open files.
Scroll application windows or web pages by clicking and holding a scroll bar or by moving the mouse wheel (third button wheel on some.
Explanation:
i dont know if this will help D: