[单选题]
A 5.0-C charge is 10 m from +hnmdvv:d*48r u*e g aa small test charge. What is the magnitu0h/)7fjkwz ref pj4+kde of the force experienced by a 1.0 nC cha /zjjhfekp4+ r7w)fk0rge placed at the location of the test charge?
A. $0.045 \; N$
B. $0.45 \; N$
C. $4.5 \; N$
D. $45 \; N$