Gerald Ford was the United States President who extended the week long celebration of African-American history and culture to encompass the entire month of February. The correct option among all the options given in the question is option "C".
Gerald Ford was the 38th president of the United
States of America. He was born on 14th July in the year 1913 and
died on 26th December of the year 2006. He served as the President
of United States of America from the year 1974 to 1977.