After gaining access to a previous system, a penetration tester runs an Nmap scan against a network with the following results:

The tester then runs the following command from the previous exploited system, which fails:

Which of the following explains the reason why the command failed?

A. The tester input the incorrect IP address.
B. The command requires the port 135 option.
C. An account for RDP does not exist on the server.
D. PowerShell requires administrative privilege.