Answer:
option B
Explanation:
igneous rocks are the rocks which are formed by the cooling of molten magma cooling can be on the surface or below the earth surface.
sedimentary surface is the rocks which are formed by the weathering or some chemical action upon the rock due to the passage of time.
metamorphic rocks are those rocks which are formed due to the high pressure and temperature acted on the rocks.
so, the best answer will be sedimentary rock
hence, the correct answer is option B
Almost the entire system of an embryo is made of cartilage, whereas that of an adult is mostly made of bones.
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➷ The correct option would be D. Chemical energy.
This energy is released when a chemical reaction takes place.
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➶ Hope This Helps You!
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