Answer:
3: A) Life can be a terrible struggle to survive.
4: D) It may discover another planet that can support human life.
Explanation:
Answer:
It would be the second one
Explanation:
It looks way more better in the sentence.
Answer:
Dependent
Explanation:
Not a complete thought. Without the “is correct” it would make no sense on its own
Answer:
The last option
Explanation:
He's trying to hint on the fact that composting can help in changing the environment.