EIGRP has been configured to opera te over Frame Relay multipoint connections. What should the bandwidth command be set to?（）

• A、the CIR rate of the lowest speed connection multiplied by the number of circuits
• B、the CIR rate of the lowest speed connection
• C、the CIR rate of the highest s peed connection
• D、the sum of all the CIRs divided by the number of connections