Six Equal Negative Point Charges, -Q, Are Placed Symmetrically Around

Multiple Choice

Six equal negative point charges, -q, are placed symmetrically around a circle of radius R. What is the electric potential at the centre of the circle?

A) [0]
B) [-3q/(2ðå₀R) ]
C) [+q/(4ðå₀R) ]
D) [-q/(2ðå₀R) ]