[单选题]
A 1.0-mm diameter copj9i.v- yv 5knoperx hl;s3u(mq+n wire (resistivity $1.68 \times 10^{-8} \; \Omega \cdot m$) carries a current of 15 A. What is the potential difference between two points 100 m apart?
A. $12 \; V$
B. $23 \; V$
C. $32 \; V$
D. $41 \; V$
