Answer: Mountains.
Explanation:
The convergent limits are formed when two continental plates of equal density collide, this causes that in the surface mountains are formed, on the contrary under the surface the crust increases in depth pushing more material toward the surface, that is, making the mountain or mountain chain higher. An example of this is the Himalayan mountain that was formed by the collision between the tectonic plate Indica and the Euro-Asiatic.
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The correct answer is - inner core.
The Earth's inner core is the deepest layer of the Earth, and it practically represents the center of the Earth. It is a layer composed predominantly of iron-nickel alloy. In here we have the biggest temperatures and pressures, the temperature on the surface on the inner core is estimated to be like that of the Sun's surface, 5430 C degrees.