A Mouse Is Running Away from a Cat at a Speed

Multiple Choice

A mouse is running away from a cat at a speed of 0.75 m/s. At a distance of 1.25 m from his mouse hole, the mouse accelerates at a constant rate until he reaches his hole safely, 0.75 s later. What was the mouse's acceleration during the final 1.25 m of his escape?

A) 1.8 m/s²
B) 1.2 m/s²
C) 4.8 m/s²
D) 2.4 m/s²
E) 6.4 m/s²