When run on a machine called client， which of the following commands would mount the /usr/local/bin directory from the host machine over the /home/bin directory on client？（）

A.mount host：/usr/local/bin /home/bin
B.mount client：/home/bin /usr/local/bin
C.mount -o client：/usr/local/bin /home/bin
D.mount -n host：/home/bin /usr/local/bin