Three Point Charges of -2

Multiple Choice

Three point charges of -2.00 μC, +4.00 μC, and +6.00 μC are placed along the x-axis as shown in the figure. What is the electrical potential at point P (relative to infinity) due to these charges? (k = 1/4πε0 = 8.99 × 10⁹ N ∙ m²/C²)

A) -307 kV
B) +307 kV
C) -154 kV
D) +154 kV
E) 0 kV