Question

Coal and ___________ are found in sedimentary rocks.
a. Oil c. Petroleum
b. Iron d. All of the above.

Answer 1

Answer:

hydrocarbons

Explanation:

Coal is an inflammable organic substance, composed mainly of hydrocarbons , found in the form of sedimentary rocks and capable of being used as fuel to supply heat or light or both. It is formed when sub merged vegetation remains under great pressure for a considerably long time.

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Answer 2

Iron

May be the correct answer