Referring to the partial Cisco Catalyst switch configuration shown, which two of these statements are correct? （）(Choose two.)

• A、A router connected to the fastethemet 1/4 interface will be able to communicate with hosts connected to interface fastethemet 1/1,1/2, and 1/3.
• B、A router connected to the fastethemet 1/4 interface will not be able to communicate with the host connected to interface fastethemet 1/3.
• C、Hosts connected to interface fastethemet 1/1 and 1/2 can communicate with each other.
• D、Hosts connected to interface fastethemet 1/1,1/2, and 1/3 can communicate with each other.