You work as a network exchange administrator at Company.com.the Company.com network currently consists of a single active directory forest containing a single domain named Company.com.theCompany.com organization makes use of microsoft exchange server 2010 as their messaging  solution.Company.com currently has an exchange server named -ex01 which runs microsoft windows server 2008 r2 with the exchange 2010 management tools and office outlook 2010 installed.  Company.com recently hired a new support technician named rory allen to perform management tasks on -ex01.rory allen has recently run the export-mailbox -identity deanaustin@Company.com -pstfolderpath e：/pstfiles/user2.pst command from the exchange management console and received the error message shown below：  （1）"The term ’Export-Mailbox’ is not recognized as the name of a cmdlet， function， script， or operable program.  （2）Check the spelling of the name， or if a path was included， verify that the path is correct and try again."  （3）Company.com requested that you ensure that Rory Allen is able to successfully run the command and perform his duties. What should you do？（）

• A、You should consider having Rory Allen added to the Recipient Management security group.
• B、You should consider having Rory Allen added to the View-Only Organization Management security group.
• C、You should consider having the Mailbox Import Export role assigned to Rory Allen.
• D、You should consider having the Full Access permission for the mailbox of Dean Austin assigned to Rory Allen.