What is the attitude the author has towards eating meat

A．turn off network services
B．employ a full-inspection firewall
C．make sure that servers and applications are combined
D．eliminate all the programs

A．employees will keep up with security polices and awareness if they are highly-trained
B．the rate of security attacks appears faster than the growth of the Internet
C．one's computer system will always be secure
D．vulnerabilities cannot go through phones, wireless devices