The answer is b. Kathmandu.
The answer is.....b. the Black Sea
It would most likely be the last one. Erosion is effectively the process of natural forces breaking down rock or soil, which allows it to move from place to place with the aid of forces like wind or water. I would say the answer would be the first one, but it only says rock, while erosion can affect more than just rocks. Hope this helps.
The way the Earth's axis rotation affects the seasons depends on how far away the Earth is from the sun. When one part of the Earth is tilted toward the sun then it's summer and the other part of Earth is having winter.
D. Islands used for agriculture