A sodium-21 nucleus, $^{21}_{11}\text{Na}$, undergoes decay to produce a different nucleus made up of 10 protons and 11 neutrons. Which leptons are released from the sodium-21 nucleus in this decay?
- Aa positron and an antineutrino
- Ba positron and a neutrino
- Can electron and an antineutrino
- Dan electron and a neutrino