Answer:
A. Emir
Step-by-step explanation:
A title given to a Muslim ruler, often a prince or tribal chief, is Emir.
Emir refers to an individual who is saddled with leadership responsibility of protecting, controlling, managing and maintaining all of the affairs of his subjects i.e the indigenes of the town he his ruling.
Generally, emirs are found in the northern part of various countries across Africa such as Nigeria, Sudan, Niger, etc. For example, Emir of kano, Emir of bida, etc.