I think it’s c bc it say one way to make the earths coal supply last longer and you can build and use solar power plants
B. A moray eel eats a fish swimming by. Predators are organisms that eat other organisms. If this helps, thank me. If this really helps, thank me and, crown me brainliest answer. Also, rate, and comment. This helps me to improve answering, and helps you to get a better answer.
Answer:
The core concept is the sentence. The start. It's the biggest thought on the subject. There was a mistake. The author will find the principal idea in a paragraph in various ways. The principal concept is normally a phrase, and usually is the first phrase.
Explanation: detailed enough i hope