A car drives clockwise at a constant speed around the track shown below. The the longest acceleration vector for the car occurs at point
?
P
Q
R
and points in the direction
A.
toward the bottom of the track
B.
toward the top of the track
C.
out away from the center of the track
D.
in toward the center of the track
(Recall that acceleration is the rate of change of velocity.)
In order to get credit for this problem all answers must be correct.