Question

18 multiple answer 6 points carbon can be found in all of the following plants ocean air humans dogs fossil fuels

Explanation:

Carbon is a fundamental element in organic compounds. Plants are made of organic matter with carbon - containing compounds. Oceans have dissolved carbonates and other carbon - containing substances. Air contains carbon dioxide. Humans and all living organisms are carbon - based life forms. Fossil fuels like coal, oil, and gas are composed of carbon - rich organic matter.

Answer:

A. plants, B. ocean, C. air, D. humans, F. fossil fuels