options.html definition, relationships, removal:

PC Activity Monitor malicious parasite that violates user privacy and damages the compromised system. The options.html file can be used for different purposes depending on the related parasite's type, functionality and carried payload. Although options.html may not take any malicious actions by itself, it ensures that a parasite is working properly and therefore needs to be removed. DO NOT open, execute or edit options.html!
The options.html file is installed and used by keylogger PC Activity Monitor and FileFreedom.
In some cases a presence of options.html does not mean that your system is infected. The file may actually belong to some fully legitimate applications and therefore must stay intact. If you are in doubt, please scan the options.html file using you regular spyware remover or antivirus program.