Answer:
Transactional.
Explanation:
Transactional leadership: The term "transactional leadership" is described as one of the different leadership styles whereby a particular leader tends to encourage "compliance" by the different followers via punishments as well as rewards. By following the punishments and rewards system, a transactional leader is capable of keeping the followers motivated under him for a short period.
In the question above, Hershel is a "transactional leader".