You have a computer that runs Windows 7. You configure the computer to automatically install all updates. You need to verify whether a specific update is installed. What should you do?

A.
In Event Viewer, examine the Application log.

B.
In Windows Update, examine the update history.

C.
At the command prompt, run Wusa.exe and specify the /kb parameter.

D.
At the command prompt, run Verifier.exe and specify the /query parameter.

Explanation: