Radioactivity: Which of the Following Statements About β⁺ Decay Are

Radioactivity: Which of the following statements about β⁺ decay are correct? (There may be more than one correct choice.) During β⁺ decay

A) an orbital electron is captured by the nucleus.
B) a proton is emitted from the nucleus.
C) a neutron in the nucleus decays to a proton and an electron.
D) a proton in the nucleus decays to a positron and a neutron.
E) the atomic number Z of the isotope increases by one unit but the atomic weight A remains unchanged.