You administer your companys network. All client computers run Microsoft Windows Vista. A standard user reports that they are unable to install an application. You need to install the application.  What should you do？ （）

• A、While the standard user is logged on， at the consent prompt， click Continue and install the application.
• B、While the standard user is logged on， at the credential prompt， provide administrative credentials.
• C、Create a .pwl file that stores administrative credentials. Double-click the installation file.
• D、Copy the contents of the CD-ROM to the local hard disk. Run the application installation from  the local hard disk.