(1) Protons have a positive charge, so will be repelled by other positive charges
(2) Neutrons have no charge, so won't be affected by positive charges
(3) Electrons have a negative charge, so will be attracted by a positive charge
(4) Positrons have a positive charge, so will be repelled by other positive charges
The answer is (3)
Answer:
I think u are supposted to find out the are the missing things
Explanation: