YouneedtoimplementanauthenticationmethodonSQL4.TheTravelOnlinedatabasewillbeaccessedthroughaWebservicesapplication.Youneedtomaketheauthenticationmethodassecureaspossible.Whatshouldyoudo?()

A.CreateanHTTPendpointwithNTLMauthentication，andcreateaserviceprincipalname（SPN）.

B.CreateanHTTPendpointwithdigestauthentication，andcreateaserviceprincipalname（SPN）.

C.CreateanHTTPendpointwithintegratedauthentication，andcreateaserviceprincipalname（SPN）.

D.CreateanHTTPendpointwithKerberosauthentication.