The radius of a nucleus is given by r0 A1/3 where r0 = 1.3 × 10-15 m and A is the mass number of the nucleus, the Lead nucleus has A = 206. the electrostatic force between two protons in this nucleus is approximately
(A) 102 N
(B) 107 N
(C) 1012 N
(D) 1017 N