Write the next sentence in the following story.

How to keep your computer secured
Go to start, hover over all programs, at the top, click on windows update and microsoft will check updates recommended for your computer.
Go to start, on the search text field, type in windows update and press enter.
Microsoft will look for the newest updates recommended for your computer.

OPT:
a). Click more and reinstall the old windows update. You may want to enable updates again, if recommended will be at the top of this article, make sure it is enabled..
b). In the start menu, close' new case'. Go to start' windows update'..
c). Right-click on the location of the start menu button. Click on control panel that is located on the list..
d). Go back to start and click' trusted'. Type in the name of any program you want to keep, and press enter on the keyboard... The answer should be
c).