During $\beta ^ { + }$ Decay
A) a Proton Is Ejected from the Nucleus

During $\beta ^ { + }$ decay

A) a proton is ejected from the nucleus.
B) a neutron is ejected from the nucleus.
C) the number of nucleons decreases.
D) a neutron is transformed to a proton.
E) a proton is transformed to a neutron.