An introduction comes onto the screen for a video about a jump rope competition. One person is shown doing a set of jump rope tricks. two people <sep> (A) are shown jumps and practicing with their jump ropes together. (B) are then shown doing more jump rope tricks. (C) then jump rope in a competition, one person with a blindfold on turns a dial keeping the crowd from seeing her. (D) compete in a jump rope competition and they line up.
B