ThreeCiscoCatalystswitcheshavebeenconfiguredwithafirst-hopredundancyprotocol.Whilereviewingsomeshowcommands，debugoutput，andthesyslog，youdiscoverthefollowinginformation：Whatconclusioncanyouinferfromthisinformation？（）

<img src='https://img2.soutiyun.com/shangxueba/ask/64380001-64383000/64382798/54b76b050d177403515ccb3c8ad3cc20.jpg' /> <img src='https://img2.soutiyun.com/shangxueba/ask/64380001-64383000/64382798/69516871f4bbce8db68fd66e436ca1ed.jpg' /> A.VRRPisinitializingandoperatingcorrectly. B.HSRPisnotproperlyexchangingthreehellomessages. C.VRRPisnotproperlyexchangingthreehellomessages. D.HSRPisinitializingandoperatingcorrectly. E.GLBPisnotproperlyexchangingthreehellomessages. F.GLBPisinitializingandoperatingcorrectly.