What Happens When a Spinning Ice Skater Draws in Her

Multiple Choice

What happens when a spinning ice skater draws in her outstretched arms?

A) Her angular momentum decreases.
B) Her angular momentum increases.
C) Her moment of inertia decreases causing her to speed up.
D) Her moment of inertia decreases causing her to slow down.
E) The torque that she exerts increases her moment of inertia.