Coordinating voter registration and preparing ballots for statewide elections are duties of which state administrator?
a. attorney general
b. treasurer
c. governor
d. secretary of state

Let us start with the first option: A. attorney general

The abilities of the attorney general include: representing the state in legal matters, supervise the construction of everything in its department.

B. treasurer:

Someone who sets the liabilities of the company in mind.

C. governor:
 

signing or denying the bills passed by the legislature, Serves as commander-in-chief of the certain states military forces.

D. secretary of state:

Deals with foreign affairs.

Of all of these, your answer is C. governor.