Which of the following statements is the best alternative definition of a carbon reservoir?

The living and nonliving parts of earth systems, that store carbon loads
The living parts of earth systems as store, carbon loads
The nonliving parts of earth systems, that store carbon loads
An area that holds water stored as the result of a dam

The living and nonliving parts of earth systems, that store carbon loads

That’s the correct answer ?

Yes, the correct answer is: The living and nonliving parts of earth systems, that store carbon loads.