Question

What do mudstone and sedimentary rocks formed from the remains of once-living plants and animals have in common?

A. They are made up of the same kinds of minerals.

B. They are formed from layers of sediment.

C. They are formed when melted rock cools and hardens.

D. They are made up of the remains of plants and animals.

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Answer 1

A: They are made up of the same kinds of minerals.

Step-by-step explanation:

Welp you already finished anyways - ;-;

Answer 2

B in think it is hope it is✌️