[单选题]
There is a limit to thkd2e 1zxvia8 w6sd 5s,x phqumo8.*n4rrtv+ro)*lh 7 cw ceeucu284+e size of a stable nucleus because of
A. the limited range of the strong nuclear force.
B. the weakness of the electrostatic force.
C. the weakness of the gravitational force.
D. none of the given answers
