单项选择题Youcreate200newuseraccounts.Theusersarelocatedinsixdifferentsites.Newusersreportthattheyreceivethefollowingerrormessagewhentheytrytologon:'Theusernameorpasswordisincorrect.'YouconfirmthattheuseraccountsexistandareenableD.Youalsoconfirmthattheusernameandpasswordinformationsuppliedarecorrect.YouneedtoidentifythecauseofthefailurE.YoualsoneedtoensurethatthenewusersareabletologonWhichutilityshouldyourun()
单项选择题下列除哪一项外,都是正确的 A. .胸椎的棘突长,向后水平伸出 B. .颈椎的椎体最小,横突有孔 C. .胸椎的最大特征是椎体两侧及横突末端有肋凹 D. .腰椎的椎体肥大,棘突呈宽板状