The electric field that can balance a charged particle of mass 3.2×10⁻²⁷ kg is (Given that the charge on the particle is 1.6×10⁻¹⁹C) then

A. 20×10−6NC⁻¹
B. 19.6×10−8NC⁻¹
C. 19.6×108NC⁻¹
D. 20×106NC⁻¹