What is the most logical next event?

The bull tries and gets up. The male leaves the horse, keeps the bull down, and ties the bull's legs together. the male heads

Choose your answer from: [I] off after the bull and ties its legs.; [II] around the corral, then jumps in the sandy ground in front of the bull and ties up the cow.; [III] towards the other bull.; [IV] back to his horse.;
[IV]