In this instance, Zack is demonstrating observational learning.
He is observing his trainer, watching him perform an exercise in order to see what he is supposed to do. He is learning by watching his trainer perform, and then he can replicate what the trainer has done. By imitating the exercise perfectly he will show that he has mastered the learning.
I think it would be <span>Hubert H. Humphrey Fellowship Program which sends psychiatrist, doctors, and other medical related professionals to those US embassy workers and their families in order for them to have a safe and healthy life.</span>