After the Fifteenth Amendment to the United States Constitution was ratified in _____, giving African American men the right to vote.
A、1870
B、1818
C、1860
D、1900
【正确答案】:A
【题目解析】:
答案选A。After the Fifteenth Amendment to the United States Constitution was ratified in 1870, giving African American men the right to vote参见教材P246。