The correct answer is d. supported sending American slaves to Africa.
American Colonization Society was founded by white Virginians opposed to slavery. The American Colonization Society helped to transport blacks from the United States to Liberia. They deemed this as a way of ending slavery
legislative, executive and judicial.
By working together voluntarily, the railroad companies were able to standardize their timetables in 1883. The correct option among all the options that are given in the question is the second option. The creation of time tables made the railway system more efficient and people could know the exact time at which their goods or the people travelling will reach their destination.
Answer: Christopher Columbus
Explanation: