Refer to the exhibit. Based upon the information in the exhibit, which statement is true?（）

• A、DHCP requests from the host will be rebroadcasted to R2.
• B、To complete t his configuration, the R1 fa0/0 interface must be configured with the ip helper - addresses command.
• C、To complete this configuration, the R2 fa0/0 interface must be configured with the ip helper -addresses command.
• D、R1 will forward all DHCP requests t o both 192.168.100.1 and 192.168.200.1 as unicast messages.
• E、R1 will forward DHCP requests to 192.168.100.1. If there is no response, R1 will then forward the requests to 192.168.200.1.