Please help! 30 points & I will give Brainliest. ASAP The diagram below shows the layers in Earth's interior.

Diagram shows the internal layers of Earth. The layer surrounding the central region is labeled A and the layer inside Earth just after the outermost layer is labeled B.

Which of these statements best describes a difference between the two layers? (2 points)

Group of answer choices

Layer A is gaseous and Layer B is mainly solid.

Layer B is gaseous and Layer A is mainly solid.

Layer B is liquid but Layer A is solid.

Layer A is liquid but Layer B is solid.