which of the following are the main parts of an atom? select all that apply a neutron b positron c proton d…

which of the following are the main parts of an atom? select all that apply a neutron b positron c proton d electron
Answer
Brief Explanations:
An atom is mainly composed of a nucleus containing protons and neutrons, and electrons that orbit the nucleus. Positrons are antimatter counterparts of electrons and not main - parts of a typical atom.
Answer:
A. neutron C. proton D. electron