Concept:The African National Congress (ANC) was the main liberation movement that fought against apartheid in South Africa.
Explanation:Nelson Mandela was a prominent leader of the ANC and the global symbol of the anti-apartheid struggle.
The ANC led protests, strikes, and campaigns against the apartheid government's policy of racial segregation.
Mandela spent 27 years in prison for his role in the ANC's resistance activities.
He was released in 1990 and later became South Africa's first democratically elected president in 1994.
ECOWAS is a West African economic community, the AU is a continental union, and SADC is a Southern African regional body, but none was led by Mandela in the fight against apartheid.
Answer:D. African National Congress (ANC)