Columbus was the person who departed spain with a crew of 250 men, and was killed in the philippines
Up until the First Opium War, the foreign threats Han Chinese were used to dealing with were foreign nomadic invaders invading from the north. While Han Chinese were used to being occupied, even by foreign dynasties such as the Mongol Yuan dynasty, the foreign occupiers were always absorbed into the great ocean of Chinese culture and eventually disappeared.
The correct answer is D.
This is due to Abraham Lincoln not supporting the expansion of slavery as the southern state's support slavery.
Hope this helped.
Answer:
hindi,kapag hindi magtutulongan ang iyong ikonomiya