It's Even More Important These Days That Your Computer Be

Multiple Choice

It's even more important these days that your computer be protected by a firewall. There are criminal elements lurking in the shadows of cyberspace who send out probes to detect unprotected PCs. Once a vulnerable computer is found, these criminals install software that assists them in committing identity theft and fencing stolen IDs. They also defraud online advertisers by using these zombie computers to visit pay-per-click ads.

A) Argument; conclusion: There are criminal elements ... to detect unprotected PCs.
B) Argument; conclusion: Once a vulnerable computer ... fencing stolen IDs.
C) Nonargument.
D) Argument; conclusion: They also defraud ... to visit pay-per-click ads.
E) Argument; conclusion: It's even more important ... protected by a firewall.