A(n) ___________________ is a small hand-sized device that sits on a flat surface near the terminal. It has a small roller, usually on its underside. As you move it across the flat surface, it causes the pointer to move across the screen.

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The Answer of A(n) ___________________ is a small hand-sized device that sits on a flat surface near the terminal. It has a small roller, usually on its underside. As you move it across the flat surface, it causes the pointer to move across the screen.

A(n) ___________________ Is a Small Hand-Sized Device That Sits on a Flat