单项选择题How is a loopback cleared on interface ge-0 0 0?()
A.Issue the operational command clear interfaces ge-0/0/0 loopback local.
B.No command is necessary, the loopback times-out in 5 minutes.
C.Issue the configuration command clear interfaces ge-0/0/0 loopback, then commit.
D.Issue the configuration command delete interfaces ge-0/0/0 gigether-options loopback , then commit.