The correct answer is b. - tsunamis.
Tsunami is a Japanese word meaning harbor wave.
Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea. This usually happens deep out in the ocean. The earth movement causes a displacement of water in the form of a large ripple which begins to move inland at tremendous speed.
There is no dramatic increase in height of the wave, but as it moves toward the coast, it builds up to a higher and higher height as the ocean becomes shallower and shallower till when it makes land fall, the wave may be dozens of feet high.
It's a. The British thought they were going to win the war the whole way but the British loss at Saratoga made the French think that if they joined forces with the us rebels that the over powering British forces could be taken down.
The ancient civilizations developed law codes and the idea of divine kingship based off of what they knew. Law codes, like the code of Hamurabi, were made by the rulers according to the divine belefs. We have the similar example in Islamic countries today, that are secular but also take the law of Sheriat.