The correct answer is A) was arrested and imprisoned.
After returning to South Africa from Algeria in 1964, Nelson Mandela was arrested and imprisoned.
On June 12, 1964, renown South African activist and leader Nelson Mandela was sentenced to life in jail. He was accused of committing sabotage to the policy of apartheid. Mandela was the leader of the activist group "African National Congress". After 27 years in prison, Nelson Mandela was released on February 12, 1990.
