8. A car is traveling east at an unknown initial velocity. Without changing directions, it accelerates at 0.75 m/s²
for a distance of 300 m, increasing its velocity to 30 m/s. What was the initial velocity of the car?
A. 21.2 m/s
B. 21.4 m/s
C. 26.0 m/s
D. 36.7 m/s