Multi-choice problem: Continue writing the next sentence in this paragraph:

How to avoid pornography
Clean up your computer.
If you find that pornography is ending up on your computer, either willingly or unwillingly, you'll want to start avoiding pornography by cleaning up your computer. You'll want to start by deleting any pornography saved onto the computer itself.

Options are:
a). There is no right or wrong way to remove pornography from a computer. To clean up any information associated with the hard drive, simply follow this link : Remove the hard drive from your computer.;
b). If you're keeping a specific google drive, for example, this may be easier to do. But, if you're keeping a specific folder like the png file in your internal dvd-rom drive, you may want to keep the files off the hard drive.;
c). After that, there are a few other things you can do, depending on the problem that you're having : Clear your browser. Clear your browser's cache, history, as well as your google search history.;
d). When you first start before going to bed, make sure your computer is clean and you don't see messages on your screen. Remove any pornography from the screen and throw the rest away for later.;
c).