Positive Charge +Q Is Uniformly Distributed on the Upper Half $\uparrow$

Multiple Choice

Positive charge +Q is uniformly distributed on the upper half of a semicircular rod and negative charge -Q is uniformly distributed on the lower half. What is the direction of the electric field at point P, the center of the semicircle?

A) $\uparrow$
B) $\downarrow$
C) $\leftarrow$
D) $\rightarrow$
E)