A 1200.0 kg car speeds up from 16.0 m/s to 20 m/s. How much work was done on the car increase its speed?

A) 8.6 × 10^5 J
B) 9.6 × 10^3 J
C) 8.6 × 10^4 J
D) 3.1 × 10^5 J