The correct answer is: B. Availability of technical support.
Open-source operating systems are software that is released under a license in which the copyright holder grants users the rights to use, study, change, and distribute the software and its source code to anyone and for any purpose. This is in contrast to proprietary software, which is owned by a single company or individual and is not released under an open-source license.
There are many advantages of using open-source operating systems. One advantage is that they are free to use and distribute. This means that anyone can download and install an open-source operating system on their computer without having to pay a license fee. Another advantage is that open-source operating systems are often more secure than proprietary operating systems. This is because the source code for open-source operating systems is available to the public, which means that security vulnerabilities can be identified and fixed more quickly. Additionally, open-source operating systems are often more customizable than proprietary operating systems. This is because users have the ability to modify the source code to change the way the operating system works.
However, there are also some disadvantages to using open-source operating systems. One disadvantage is that they may not have the same level of technical support as proprietary operating systems. This is because there are fewer companies that offer technical support for open-source operating systems. Additionally, open-source operating systems may not be as widely used as proprietary operating systems. This means that there may be fewer resources available for users who are having problems with an open-source operating system.
Overall, open-source operating systems offer a number of advantages over proprietary operating systems. However, there are also some disadvantages to using open-source operating systems. Users should carefully consider the advantages and disadvantages of open-source operating systems before deciding whether or not to use one.