Sea floor spreading adds more crust to the ocean floor and at the same time older strips of rock move outward from either side of the ridge.
I think the best answer is B. Chinese culture influenced Japan in the areas of religion, writing, and technology. China, being in close contact with Japan even before, had many influences in Japan. They imported a very big rang of ideas, techniques of production and institutional models from China. Through these, new rice growing techniques and handicraft production were developed by Japanese as early as the Yamato period.
They should study about how volcanoes erupt or explodes
Angola's borders are fairly straight compared to borders of any other country. The coastline and the southern lines are straight while the eastern and northern borders have stair-like shape but are fairly straight too. The country looks like a gun in some way too!
The capital of Mexico is mexico city