I would say C because this passage talks about green building and how it's beneficial. Sentence 4 mentions about what the green roofs are made of and I don't think that would be necessary to include in this passage.
I’d say maybe B?
Correct me if I’m wrong
The correct answer is B. always.
They are always coplanar if there exists a geometric plane that contains them all, which indeed exists.
Explanation:
Santosh was not content with a traditional way of life because she was a bit of a rebel right from the beginning. She wanted to charter her own course in life, rather than following the age-old customs and traditions.