[单选题]将Cisco 6500第4模块第1端口的通信方式设置为半双工，第2～24端口的通信方式设置为全双工，以下交换机的端口配置，正确的是

A）Switch-6500> (enable) set interface duplex 4/1 half

Switch-6500> (enable) set interface duplex 4/2-24 full

B）Switch-6500> (enable) set port 4/1 duplex half

Switch-6500> (enable) set port 4/2-24 duplex full

C）Switch-6500> (enable) set port duplex 4/1 half

Switch-6500> (enable) set port duplex 4/2-4/24 full

D）Switch-6500> (enable) set port duplex 4/l half

Switch-6500> (enable) set port duplex 4/2-24 full