The Acceleration of a Race Car as a Function of Time

Multiple Choice

The acceleration of a race car as a function of time is a(t) = kt,where a is measured in meters per second squared,t is measured in seconds and k is a constant.If its velocity at t = 0 is 2 m/s,and it is 26 m/s at t = 2 s,what is the value of the constant,k?

A) 12 m/s³
B) 12 m/s²
C) 24 m/s³
D) 24 m/s²
E) 13 m/s³