单选题By default,how does the router handle changes to its operational configuration?（）AChanges are not implemented,but are saved automatically.BChanges are no timplemented and must be written into memory.CChanges are implemented immediately and save dautomatically.DChanges are implemented immediately,but must be written intomemory.
单选题
By default,how does the router handle changes to its operational configuration?（）
A
Changes are not implemented,but are saved automatically.
B
Changes are no timplemented and must be written into memory.
C
Changes are implemented immediately and save dautomatically.
D
Changes are implemented immediately,but must be written intomemory.
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