Which of the following describes religious practices in western sudan?
a. they were animistic and polytheistic.

b. most people adhered to islam.

c. christianity became the norm once it was introduced into ethiopia.

d. people in that region of africa practiced an extinct form of monotheism.

The correct option is A.
The people of Western Sudan are both animistic and polytheistic in term of religious practice. Animism is the believe that inanimate objects have souls which may exist apart from their natural bodies. Polytheism refer to the religious practice of believing in many gods.