[单选题]
What is the length of the shortest pipe clrkx e8 j 82ntn58ky+ash c-3gwosed on one end q *uxv6+*z rv-c5h ivej/ 5abothat will have a fundamental frequency of 60 Hz x-/ c+*uh56rvv *bv iaj5oezqon a day when the velocity of sound is 340 m/s?
A. $1.24 \; m$
B. $1.42 \; m$
C. $2.14 \; m$
D. $4.12 \; m$
