From the passage, it can be inferred that to solve...

Câu hỏi: From the passage, it can be inferred that to solve our energy problems                            .

A. a combination of conservation and invention will be needed

B. we will have to stop using many of our modern conveniences

C. scientists will have to find ways to increase our supplies of coal, oil, and gas

D. scientists will have to find one major source of nonpolluting energy.