In the diagram above a person at location X on the Earth would experience day when –
1. the Earth revolves around the sun.
2.the Earth rotates on its axis.
3.the moon revolves around the Earth.
4.the sun revolves around the Earth.

When the Earth Rotates on its axis.

Explanation:

That is how the whole day/night cycle on earth progresses, is by the earth rotating on its axis. None of the others would work.

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

a symbiotic relationship with the mitochondria