单选题What statement is true？（）ALink Control Protocol（LCP） is used for basic PPP link setup and operationBLink Control Protocol（LCP） is used for denying PPP connections to unauthorized devices.CLink Control Protocol（LCP） for PPP is synonymous to ARP for Ethernet.DNone of the above
单选题
What statement is true？（）
A
Link Control Protocol（LCP） is used for basic PPP link setup and operation
B
Link Control Protocol（LCP） is used for denying PPP connections to unauthorized devices.
C
Link Control Protocol（LCP） for PPP is synonymous to ARP for Ethernet.
D
None of the above
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