Answer:
water and soil.
Explanation:
I have second thoughts, the inner core is made up of iron and nickel, it is the hottest layer of the Earth and it has a temp of 5500°c, but that's a solid layer, the outer core is just the same, but the mantle, its the widest section of the earth and has a diameter of 2900km, its made up semi molten rocks called magma. So lets say: The Earth is made up of iron, nickel and semi molten rock.But the crust is made up rocks upon which we live.
It’s B, I did the test and i got it right
poltical and economic isolation
At a time when trade and transport were made primarily by water, and bearing in mind that European powers needed to have free access to the rich colonies, and only by sea could they communicate with America and the colonies, the ocean and the seas were the higways of the past. Therefore, access and control of the sea routes, was the only way to have control over the colonies, their riches; and become the dominant power in the world. In addition, the wars between France and Great Britain were not only for trade or wealth, but for power itself, to decide who would dominate the seas.