Question

It is a popular misconception that nuclear fusion power is free of radioactivity; in fact the deuterium-tritium reaction that nuclear scientists are currently exploring, produces both alpha particles and neutrons. Which of the following can be inferred from the above?

A Nuclear fusion does not involve production of alpha particles, and neutrons.
B Production of alpha particles and neutrons constitutes radioactivity.
C Nuclear fusion does not result in radioactivity.
D The deuterium-tritium reaction is an example of nuclear fission.
E None of these
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