You work as a senior administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed.You are running a training exercise for junior administrators. You are currently discussing connection security rules.Which of the following is TRUE with regards to connection security rules？（）
- AConnection security rules allows for traffic to be secured via IPsec.
- BConnection security rules do not allow the traffic through the firewall.
- CConnection security rules are applied to programs or services
- DConnection security rules are applied between two computers.