During a negative beta decay,

Options

A. (a) an atomic electron is ejected
B. (b) an electron which is already present within the nucleus is ejected
C. (c) a neutron in the nucleus decays emitting an electron
D. (d) a part of the binding energy of the nucleus is converted into a electron

Answer

C

Explanation

Following nuclear reaction takes place
`_0n^1-rarr_1H^1+_-1e^0+barv`
`barv` is antineutrino.