The best choice is option (b). Antivirus software, disc defragmenters, and text editors are examples of utility software.
What is utility software ?
The software package is software system that aids in maintaining a computer system's correct and efficient operation. It supports the Operating System in managing, organising, maintaining, and maximising the computer system's performance. Utility software completes activities such as virus detection, installation and uninstall, data backup, and the eradication of unnecessary files, among others. Antivirus, file management tools, disc management tools, etc. are a few examples. An antiviral is a piece of useful software that aids in preventing computer viruses.
Additionally, it alerts users when malicious files are found and deletes them. Additionally, it examines any new hardware that is connected to the computer and removes any viruses that are found. Additionally, it periodically monitors the system for dangers and eliminates them.
Therfore the correct option is b)Antivirus
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