[单选题]
What are the magnitude and direction of the ele qd.yqscptgu7 h 9*9- 06gfsqgctric field at a distance of 1tw t*v.1gz:gv .50 m from tvgwv*t1z.: ga 50.0-nC charge?
A. 20 N/C away from the charge
B. 20 N/C toward the charge
C. 200 N/C away from the charge
D. 200 N/C toward the charge