Question

What evidence is there that the nuclear forces holding together protons and neutrons in the nucleus are strong?
A. It takes a large amount of energy to separate an atom's nucleus into its component protons and neutrons
B. It takes a large amount of energy to chemically bond two different atoms
C. The nucleus stays intact even though the protons are strongly repulsed by the neutrons
D. The nucleus stays intact even though the protons are strongly attracted to the neutrons.