Answer: Professor Martin is exhibiting Coersive power
Step-by-step explanation:
Coercive Power can be defined as one of the type of powers, in which, threat is used to make people do what one desires. In a company or any official setting, it can be described by threatening workers with transfer, firing, demotions, non-payment of salary or bonuses, or loosing of marks in an academic setting. In a nutshell, it forces people to submit to other person demand for the dread of losing something significant.