You need to implement an authentication solution for contoso.com users.
What should you do?
A . Install two Active Directory Federation Services (AD FS) servers and two AD FS Proxy servers.
B . Install a second Azure AD Connect server. Add a second SQL Server instance in an Always On Failover Cluster and implement password sync.
C . Install two Active Directory Federation Services (AD FS) servers and two Web Application Proxy (WAP) servers.
D . Install a single Active Directory Federation Services (AD FS) server and a single Web Application Proxy (WAP) server.
Answer: A