Not emptying this lets files remain on your computer and take up space Reorganizes the data on a magnetic hard drive so that you can access files more quickly Removes unused files like temporary Internet files from your hard drive Displays unsolicited advertisements in banners or pop-up windows Software that scans incoming messages and programs to protect your computer

Recycle bin, Disk fragmentor, disk clean up utility, Adware, Virus protection

Explanation:

RECYCLE BIN is a storage location for files that have been temporarily deleted on a system.

DISK FRAGMENTER is an utility system designed to allow data more accessible by rearranging the way they are stored.

DISK CLEANUP UTILITY is designed to free up space on a system by clearing caches.

ADWARE or advertising supported software is a software that displays unwanted pop up adverts on your system, it is usually created by its developer to generate revenue.

VIRUS PROTECTION is a program created to prevent worms and computer viruses.

i guess the correct option is letter a.

use contrasting font sizes, but the same font style