Which of the following best describes the CULTURAL impact of the Sahara Desert on Africa. A)It helps with the spread of language and culture in Africa and explains the 1000's of languages spoken on the continent

B)It separates the mainly Arab, Muslim population of North Africa from the mainly Black, Christian population in the Southern part of the continent

C)It is the most heavily populated region of Africa and contributes to the cultural growth of the continent

D)It has not had an effect as physical features do not really impact the people living there