Question

How are fossil fuels, such as coal, formed?
Fossil fuels, such as coal, are formed through deposition of
rocks.

A: metamorphic

B: igneous

C: sedimentary

D: clastic

Answer 1

Coal is a sedimentary rock because it is altered through biological and burial-thermal processes into different ranks.

Answer 2

The correct answer for this question is C. Sedimentary