You work as the Network Administrator for Tech Perfect Inc.

You work as the Network Administrator for Tech Perfect Inc. The company has a Linux-based Network. You are working as a root user on the Red Hat operating system. You want to find out the disk space usage of a remote host named York. For this, you have to remotely login to York and run the command to determine how much disk space has been used on per filesystem basis. Which of the following command syntaxes should you use to securely access the data from the remote host?