You need to request and install a digital certificate for the four client access servers that will be used in your Exchange Server 2013 deployment. (Choose all that apply.)
A. Run New-ExchangeCertificate on each CAS server.
B. From the Exchange Admin Center generate a new certificate request for autodiscover.yourdomain.com.
C. From the Exchange Admin Center generate a new certificate request for autodiscover.yourdomain.com and all of the names used by all of the CAS servers in all of the datacenters.
D. Purchase a UCC digital certificate from a trusted third-party certificate authority.
E. Delete the default certificate configured by the Exchange installation.
