WRONG, "Robert Mugabe" was the answer.
Next Question:

Which of the following statements about this dude IS NOT true?
  1. He is the President of a country
  2. He is Nigerian
  3. His name is Muhamaddu Buhari
  4. He leads the largest economy of Africa
  5. He leads the largest population of Arica
  6. He is one of Africa's longest serving leaders having been in office for decades