Why Did the Black Power Leader Stokely Carmichael Change His

Why did the black power leader Stokely Carmichael change his name later in life?

A) He worked as an undercover agent for the civil rights division of the Justice Department.
B) He was found guilty of interstate narcotics trade and escaped prosecution by going underground.
C) He attempted a career in pop music, which failed quickly.
D) He emigrated to Guinea where his new name honored two African nationalists.