A 34-C Charge Is Embedded in a Two-Dimensional Electric Field $+ 2.3 \hat { x }$

Multiple Choice

A 3.4-C charge is embedded in a two-dimensional electric field. At the position of the charge, the electric field is given by $+ 2.3 \hat { x }$ N/C and $- 5.1 \hat { y }$ N/C. The net force acting on the charge is

A) 7.8 N.
B) 17.3 N.
C) 19 N.
D) 25.2 N.