Multiple Windows Azure applications connect to multiple SQL Azure servers.  On-premise users connect to the SQL Azure servers for a variety of purposes.   You successfully deploy a new Windows Azure application with its own SQL Azure server.  When on- premise users attempt to connect to the new SQL Azure server they receive connection errors.   You need to recommend an approach for mitigating the connectivity issue.  What should you recommend？ （）

• A、 Open port 1433 on the network firewall.
• B、 Use Security Support Provider Interface （SSPI）.
• C、 Disable the validation of the SSL certificate for the SQL Azure server through theconnection string.
• D、 Change the firewall rules of the new SQL Azure server to allow access by computers on the internalnetwork.