Question

a subatomic particle that has a negative charge?
proton
neutron
electron
nucleus

Explanation:

To solve this, we analyze each option:

• Proton: Has a positive charge. Eliminate.
• Neutron: Has no charge (neutral). Eliminate.
• Electron: Is a subatomic particle with a negative charge. Correct.
• Nucleus: Is not a subatomic particle (it's a structure containing protons/neutrons). Eliminate.

Answer:

C. electron