Which is the best source of historical evidence to learn about how an event unfolded?

The best source of historical evidence to learn about how an event unfolded is a newspaper account written when the event occurred. Newspapers are considered as one of the reliable sources because it delivers facts based on actual event.

c. archbishop desmond tutu promoted the acknowledgement of the rights of black africans and expose human rights abuses.

d. leader haile selassie modernized african society through the institution of progressive social, economic, and educational reforms.