[单选题]
Liquid flows through a pipe of diameter 3.0 cm at 2.0 m/s. 3vgey :u/drh3gv w: *a)mj39opo6dms Find the flow rata zttzt e-tpm3o12gk8u f .bw94o5*vke.
A. $1.4 \times 10^{-3} \; m^{3}/s$
B. $5.7 \times 10^{-3} \; m^{3}/s$
C. $14 \; m^{3}/s$
D. $57 \; m^{3}/s$
