nonliving parts of the environment living organisms in the environment health of the living organisms in the environment protection, management, and renewal of resources
I gave my students this multiple choice question: Which best explains what scientists are referring to when they use the term conservation?

Only one answer is correct among these 4 choices:
- nonliving parts of the environment
- living organisms in the environment
- health of the living organisms in the environment
- protection, management, and renewal of resources

Could you tell me which one is correct?

protection, management, and renewal of resources