Multi-choice problem: Continue writing the next sentence in this paragraph:

Several athletes are gathered inside a fenced area. One walks to the circle in the center. she

Available options: A. throws a ball from one end of the circle to the other.; B. jumps onto the circle and jumps over it several times.; C. spins in circles, then lets go of the ball before the others join in to measure the distance.; D. spins several times and jumps into the circle.;
C.