What is the most logical next event?

After, three girls are shown standing in a straddle position and begins to clap and lunge with their right hand to the side and go down. The girls continue to do the cheer and when they are done, the owner joins in. once the coach

Pick from:
(a). disappears, the girls continue the cheer and the video ends.;
(b). reaches a jog, the girls playing with their left hands, they begin to dance together.;
(c). should walk up, an older man rhythmically sweeps the floor with his feet that fall down and end with them all standing up in successful pose.;
(d). walks step by step, the girls continue dancing and encouraging one another to do pom poms.;
(a).