Which of the following statements is incorrect regarding ‘explorations of Africa’ ? 

Europeans had called Africa a ‘Dark continent’ as they had very little information about the interios of the continent.

After 1850 European countries sent expeditions to explore the interiors of Africa

The most famous of the European explorers were David Livingstone and H.M. Stanley, both of whom mapped vast areas of Southern Africa and Central Africa.

A virtual scramble for Africa began in 1914.