The answer is c. Re and pro means going backwards and active is memory
Are there supposed to be options for the question? If not, let me know!
A restrictive adjective clause is not set off with commas. The correct answer would be the first option. Restrictive clause is a clause that cannot be omitted in the sentence for it will change the idea of the whole sentence. It is the opposite of non-restrictive clause--a clause that serves as an additional information that is set off with commas.
Answer:
It helps by using mostly recycled material instead of natural resources.
Explanation:
According to the passage, an earth ship is a home that is designed to make use of recycled materials in an effort to save the planet and conserve energy. This is important and essential for people that want to go off the grid and use less of the non-renewable earth resources.
The inference that can be made about how building earthships impacts the environment is that it helps by using mostly recycled material instead of natural resources.