Question

are located in the nucleus, or center, of every atom. a electrons and neutrons b protons and neutrons c protons, neutrons, and electrons d protons and electrons

Explanation:

Atoms have a nucleus. Protons (positive charge) and neutrons (no charge) are in the nucleus. Electrons (negative charge) orbit around the nucleus. So, protons and neutrons are in the nucleus.

Answer:

B. Protons and neutrons