The answer is B, although C and D could be true they are not mentioned in the passage
It was "Richard Nixon" who secured a détente with both China and the Soviet Union, ended U.S. involvement in Vietnam, and resigned after the Watergate
scandal, and it was the "fall of the Berlin Wall" in 1989 that <span>signified the beginning of the end of the Soviet Union.</span>
The Good Friday Agreement was to improve relationships in the country of "Ireland" since the agreement was primarily between Northern Ireland and Ireland, although Britain played a role as well.
if this is a multiple answer quetion it will be France, Great Britain, the Soviet Union, and The United States all controlled different parts.
The president has to approve