Ulysses S.Grant
He was the final commander of the union Army
The statement that best explains why tension grew between European leaders over colonialism in Africa is: "Some were angered because other nations took over their colonies." Option D is correct.
Between the 1870s and 1900, Africa coped to European imperialist aggression, diplomatic pressures, military invasions, and eventual conquest and colonization.
The European imperialist push into Africa was motivated by three main factors, economic, political, and social.
I believe the answer to your question is B.
Sandra Day O'Connor believes there might be a problem with the death penalty because she believed that innocent people were being executed.