Where is the thick-billed raven primarily found?

Where is the thick-billed raven primarily found?

A Mountains in Ethiopia, Eritrea, and Somalia
B Islands of Madagascar
C Forests of South Africa

Fact: The thick-billed raven is predominantly found in the mountains of Ethiopia, Eritrea, and Somalia, thriving at altitudes between 5,000 and 11,200 feet.

Correct Answer: Mountains in Ethiopia, Eritrea, and Somalia