Imagine That a Certain Engine Can Cause the Road to Exert

Multiple Choice

Imagine that a certain engine can cause the road to exert a certain maximum forward force $\left|\vec{F}_{S F}\right|$ on a certain car. If we change the car's design to reduce its drag coefficient by a factor of 2 , by what factor will the car's maximum speed increase (other things being equal) ?

A) No increase
B) 1.41
C) 2
D) 4
E) Depends (specify)
F) Other (specify)