You are the network administrator for Company.Company’s Account Executives frequently travel to meet with customers. The Account Executives usetheir portable computers to demonstrate Company’s new software products. The Account Executivesneed to update these products frequently so customers can evaluate the latest software releases.  The Account Executives also need to be able to change display settings on their portable computers.You need to allow the Account Executives the ability to install and update software products while limiting their ability to perform other administrative duties on their portable computers. You need to accomplish this with the least amount of administrative effort. What should you do?（）

• A、 Add the Account Executive’s user accounts to the local Administrators group on their portable  computers. 
• B、 Add the Account Executive’s user accounts to the Pre-Windows 2000 Compatible Access   group. 
• C、 Add the Account Executive’s user accounts to the local Power Users group on their portable   computers. 
• D、 Allow the Account Executive’s user accounts Full Control permission to the Program Files   folder on their portable computers. Propagate the permissions to all the subdirectories and   files in that directory.