Referring to the exhibit, you want to block HTTP access to Web-Server from the subnet where Mal-User is located. All other traffic should be permitted. Which firewall filter configuration do you use?()<br /> <img src="https://nimg.ppkao.com/2018-08/yiyu/2018080911063069316.jpg?sign=116a52145fb3f7dc3774dfefe4637012&t=62d0a576" />
A、
B、
C、
D、