The Ming Dynasty was a china dynasty during 1368 and 1644. Better know for its trade expansion to the outside world that established cultural ties with the west.
During its time the Chinese society began to change. The Ming emperors did work to eliminate all foreign influences from Chinese society. The period called Isolationism which was a policy for avoiding contact with other countries.
For the reason before mentioned, the answer more close is C.
The United States entered the war because of the Germans' decision to resume the policy of unrestricted submarine warfare. I'm afraid I don't know how they reacted.
Answer:
To take advantage of the situation in the America.
Explanation:
The British willing to bet the Oregon Territory with the Americans because at that time American Mexican war started and Americans can't afford two war at the same time and the Americans also knew that Britain has a powerful military. So the Britain take advantage of this situation and made a bet on Oregon territory and the Americans have no choice to accept it in order to avoid two wars.