[单选题]
Two point charges, separated by 1.5 cm,10pj 9wi/nx an havehzy6 3ogpf h*n/gw 2-n charge values of 2.0 and -4.0 mC, respectively. What is the magnitude of the elect2*pon6h n3/g zy-fghwric force between them?
A. $400 \; N$
B. $360 \; N$
C. $320 \; N$
D. $160 \; N$
