[单选题]
A 5.0-C charge is 10 m from a small tuc u f4+6qy 4.2zprfy(dzna: uest charge. What is the magnitude of t,88p( zmq lbrphe force experienced by a 1.0 nC charge placed at the location of the test ch,qprm8lz b (p8arge?
A. $0.045 \; N$
B. $0.45 \; N$
C. $4.5 \; N$
D. $45 \; N$