Which row correctly states the type of each radioactive emission?
- Aalpha ($\alpha$): helium nucleus; beta ($\beta$): electromagnetic wave; gamma ($\gamma$): electron
- Balpha ($\alpha$): electron; beta ($\beta$): helium nucleus; gamma ($\gamma$): electromagnetic wave
- Calpha ($\alpha$): helium nucleus; beta ($\beta$): electron; gamma ($\gamma$): electromagnetic wave
- Dalpha ($\alpha$): electromagnetic wave; beta ($\beta$): electron; gamma ($\gamma$): helium nucleus