Which answer BEST supports the statement "Andrew Young played a very important role in Atlanta politics"?
A) He was elected as mayor in 1982 and again in 1986.
B) He served as the Governor of Georgia from 1990 to 1994.
C) He served as a member of the U.S. House from 1973 to 1977.
D) He was the U.S. Ambassador to the United Nations from 1977 to 1979.