Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to maintain your computer [title] Clean out all the junk left behind by browsers. [step] To do this, you can use the disk cleanup utility included on the windows systems, or download a freeware program such as ccleaner to do it for you. In linux you can use kleansweep or bleachbit.

Ending1: Cookies and cache left behind by browsers can amount up to gigabytes of wasted space, so it is imperative they're deleted. [title] Search and destroy spyware and/or viruses on your pc. Ending2: Back up the hard drive from the cd you want to restore and open the disk cleanup utility. [title] Download or install the gmail.com which will launch disk cleanup. Ending3: When you see a program that you disapprove about, delete it. [title] Use the trash-bin protocol for disk cleanup. Ending4: Try to get it service on the latest version if at all possible. [title] You can also create separate folders if possible, and then microsoft disk cleanup utility if you are running older versions of windows (partn1).

Answer format: ending1/ending2/ending3/ending4