Two spheres A and B of exactly same mass are given equal positive and negative charges respectively. Their masses after charging

Two spheres A and B of exactly same mass are given equal positive and

1.	Two spheres A and B of exactly same mass are given equal positive and negative charges respectively. Their masses after charging
A.	remains unaffected
B.	mass of A > mass of B
C.	mass of A< mass of B
D.	nothing can be said
Answer» D. nothing can be said