Network access protection (NAP) is configured for the corporate network. Users connect to the corporate network by using portable computers. The command policy required confidentiality of data when is in transmit between the portable computers and the servers. You need to ensure that users can access network resources only from computers that comply with the company policy. What should you do?（）

• A、Create an Ipsec enforcement network policy.
• B、Create an 802.1xenforcemen tnetwork policy.
• C、Createa wired network（IEEE802.3）Group policy.
• D、Create an extensible authentication protocol（EAP）enforcement network policy.