If an Irregularly Shaped Object (Such as a Wrench)is Dropped

If an irregularly shaped object (such as a wrench) is dropped from rest in a classroom and feels no air resistance,it will

A) accelerate but will not spin.
B) accelerate and turn until its center of gravity reaches its lowest point.
C) accelerate and turn about its center of gravity with uniform angular speed.
D) accelerate and turn about its center of gravity with uniform angular acceleration.
E) accelerate and spin until its center of gravity reaches its highest point.