The instability that occurs in larger nuclei is caused by the fact that: A. the additional neutrons increase the strength of the electrostatic force.
B. the presence of neutrons counteracts the strong nuclear force.
C. the repulsive electrostatic force does not decrease with distance as quickly as the strong nuclear force does.
D. the number of protons in the nucleus affects the strength of the electrostatic force, but not the nuclear force.