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

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