[单选题]
What is the resistance of 1.0 m copper wire of diameter 0.cr,o ewka68s .40 i2u 5ddtckzi42 nch? (The resistivity of c i2u5 ktdcd42zopper is $1.68 \times 10^{-8} \; \Omega \cdot m$.)
A. $0.00012 \; \Omega$
B. $0.00021 \; \Omega$
C. $0.0012 \; \Omega$
D. $0.0021 \; \Omega$
