Two New Applications Have Been Added to a Working Server

Multiple Choice

Two new applications have been added to a working server. The server response is now very slow. An appropriate plan of action is to:

A) uninstall each server application and reinstall the two new applications.
B) install another application to see if this improves the server response time.
C) install antivirus and malware software.
D) uninstall the newly installed applications one at a time.