The index is a list of list of names, subjects, ect. so it would be index
B. Solar power saves money for the user and makes the world a better place all around.
A is a personal opinion, C is not specific at al, D is factual, but it doesn't exactly make sense because though it helps the environment it doesn't really sustain our resources. Therefore B is the correct answer.
I think the correct answer is unpleasant because everyone pays attention to what you do.
Answer: The last one.
Explanation: When multiple items are listed, a comma is needed to separate them. The last sentence should be rewritten: Chad brought a tent, a sleeping bag, and a fishing rod.
