A group of children ride on a playground merry-go-round. Which of the following would INCREASE the moment of inertia of the children/merry-go-round system? (Check all that apply.)

A. Remove children from the merry-go-round
B. Put more children onto the merry-go-round
C. Have children move toward the center of the merry-go-round
D. Have children move toward the edge of the merry-go-round
E. Hand a heavy object to one of the children.