Which question can be answered by science? 
A. Should we conserve water?

B. Does this medicine reduce fevers?

C. Which projects should be funded?

D. Is it right to recycle?

B. Does this medicine reduce fevers?

Explanation: This is because you can run experiments and use the scientific method to answer your question.

B

Explanation:

I think A, B and D can be answered in terms of science but I would say B is the answer because B only can be answered in terms of science. You can't give another answer for it like A and D