Which statement about fusion is correct? A. Fusion is currently being used to generate electricity in power plants. B. Fusion occurs in the sun. C. Fusion occurs when neutrons split atoms. D. Fusion produces dangerous radioactive waste

The correct answer is option B which is fusion occurs in the sun.

Explanation: Fusion in nuclear physics is an reaction in which two or more nuclei fuse to form another atom and due to mass conservation they also release energy. This reaction is common in sun and provides energy to sun. In sun two hydrogen atoms fuse to for a helium nuclei and giving some amount of energy. In sun there are 620 million metric tons of hydrogen fuse together each second.

I think the answer is B