What happens next in this paragraph?

Gymasts are standing in a competition room. A man mounts a beam. He begins to spin, flips, and do several tricks. he
OPT: (1). dismounts, raising his arms into the air and bowing. (2). dismounts, and does several flips and tricks during his performance. (3). dismounts, flexing his leg muscles. (4). drops the bar and dismounts.
(1).