The correct option is D South Africa
Nelson Mandela was a non-violent anti-apartheid activist, politician, and philanthropist who was also South Africa's first black president from 1994 to1999. For about 20 years, he directed a campaign of peaceful, nonviolent defiance against the South African government and its racist policies. A symbol of global peacemaking, he also won the Nobel Peace Prize in 1993 for his efforts to dismantle the Racist or Apartheid system in South Africa.