Which of the following individuals is most likely a follower of Zoroastrianism?

A. An Indian farmer who performs nightly rituals to several different gods in an attempt to bring peace and harmony into his life
B. A Mesopotamian priest who prays to gods of sun, rain, and soil to help ensure his city experiences a good harvest
C. A Persian government official who spends a great deal of time focusing on whether his actions have been good or evil
D. A Middle Eastern shopkeeper who believes that the one true God made an agreement to protect him as long as he follows certain rules