Among two discs A and B, first have radius 10 cm and charge 10⁻⁶ -μC and second have radius 30 cm and charge 10⁻⁵- μC. When they are touched, charge on both qₐ and qᵦ respectively will, be
A. qₐ=2.75μC,qᵦ=3.15μC
B. qₐ=1.09μC,qᵦ=1.53μC
C. qₐ=qᵦ=5.5μC
D. None of these