What is the most logical next event?

A woman is seen speaking to the camera and leads into clips of her performing ab exercises wile speaking to the camera. the woman

Select from: A. continues to lift and then hula hoops around various objects to counter her moves while part of her body begins to move around.; B. demonstrates how to do a proper sit up by moving her arms in different places and speaking to the camera.; C. continues moving back and fourth as well as rubbing her hips and holding a piece of exercise equipment.; D. continues speaking as well as leads into her in lunges and down.;
B.