[单选题]
Compared to the electrostatic force, the nuclear forcbsnsm/u90 t9r5z6 axye between adjacent pre2,bb0 ag-o k0kl9zo, o3f olaotons in a nucleus,0l g-eko b of3b2a,zol0ko a9 is
A. much weaker.
B. about the same size.
C. only slightly larger.
D. much larger.
