The local host on a small network is named Earth. There is also a remote host on the network named Saturn.  The system administrator of the network is in the /u/tmp directory of Earth, and starts an ftp to Saturn as root.  Which of the following sequence of commands issued from the local host, Earth, will:()。<br /> 1.Change to the /u/new directory on Saturn.  <br /> 2.Check to see if there is an a.out file on remote host Saturn.<br /> 3.Transfer a.out from Earth to Saturn.
A、cd /u/new ls a.out put a.out
B、cd /u/new ls a.out get a.out
C、lcd /u/new ls a.out put a.out
D、lcd /u/new ls a.out get a.out