the emission of light from a radioisotope occurs during decay.

the emission of light from a radioisotope occurs during decay.

the emission of light from a radioisotope occurs during decay.

Answer

Brief Explanations:

In radioactive decay, the emission of light from a radioisotope occurs during gamma - decay. Gamma decay involves the release of gamma rays, which are a form of electromagnetic radiation (light in the high - energy part of the spectrum).

Answer:

gamma