The Net Result of the Proton-Proton Chain of Nuclear Reactions

The net result of the proton-proton chain of nuclear reactions is that four protons are converted into

A) one helium nucleus as well as energy, electrons, and neutrinos.
B) one helium nucleus as well as deuterium, electrons, and energy.
C) one helium nucleus, as well as energy, positrons, and neutrinos.
D) two helium nuclei, as well as neutrinos and positrons.
E) pure energy.