Kennedy would first use the American Navy to isolate or blockade the island in order to stop the Soviets from bringing in more missiles and military hardware. Second, he would issue an order for the removal of the missiles that are now in place.
Considering there is no question i would say whatever you want it to be.
It was '<span>military defeats, rebellions, and economic troubles' that </span>indicated that the Tang Dynasty had lost the Mandate of Heaven.
The mandate Heavens was the believes in China that the Heaven gave kings the policy to rule according to their wisdom and knowledge.
The correct answer is I belive b and c