You are designing an organizational unit （OU） structure to manage the New App servers.  What should you do？ （）

• A、 Create one OU that includes both the web servers and the database servers.
• B、 Create one OU that includes the web servers and one OU that includes the database servers.
• C、 Create one OU that includes the web servers. Then Place the database servers in the Computer Containers.
• D、 Place the web server and the database servers in the Domain Controller OU.