Which of the following was a curse of the great migration

The great migration was thought to be a better future for the African-Americans but instead it was the opposite since the bad smoking and drinking habits of the overcrowded urban life caused an increase of death between them and some of the following were the cause of mortality:

answer; /// i believe the three where,tutankhamun,hatshepsut and , im not sure,but maybe (ramses the great)

answer; ///i do believe that the correct answer is (d); ///athens had a small population;