Which three statements are true concerning the use of open SSH utilities?
A.
SCP always requires a passphrase to be used.
B.
SFTP may be used to execute a command on the remote server.
C.
SSH may be used to execute a single command on a remote host instead of executing
the login shell on the remote host.
D.
SCP permits copies between two remote hosts.
E.
SFTP permits transfers between two remote hosts.