Answer:
B. BCE and AD
Explanation:
"Before Common Era" or Before Christ was born
"Anno Domini" or After Christ was born
He was the first black President of South Africa, he spent 27 years for trying to overthrow the pro-apartheid government. After he got out of prison, he worked to achieve human rights and a better place for the people of South Africa.
C. A Union General.
He was a general and commander of the Union armies during the late years of the Civil War.
. The colonists were angry over the Townshend Acts, which led to riots. It was important because it was a turning point in America's quest for independence.
The TET offensive
The offensive started in Vietnam new lunar year, known as lunar holiday. The north Vietnamese communist regime and the Vietcong, the rebel group that was fighting against the south Vietnam regime launched a series of attacks. the USA joined the war with an aim of containing the spread of communism as the North wanted to reunite with the south.