Three Charges Are Placed at the Corners of an Equilateral $\mu$

Multiple Choice

Three charges are placed at the corners of an equilateral triangle that is 0.16 m on each side.The first charge is 3.4 $\mu$ C,the second is 2.2 $\mu$ C and the third is 1.6 $\mu$ C.What is the magnitude of the electric field at the center of the triangle due to the three charges?

A) 2.9 * 10⁵ N/C
B) 5.9 * 10⁴ N/C
C) 2.3 * 10⁵ N/C
D) 1.7 * 10⁶ N/C
E) 1.5 * 10⁵ N/C