Excuse me， which is the way to the library？

______ ？ （　　）

A．Go along the street， turn left at the first crossing， it's on your left．

B．Go along the street， turn right at the first crossing， it's on your left．

C．Go along the street， turn left at the first crossing， it's on your right．

D．Go along the street， turn right at the first crossing， it's on your right．