Johnson Supplies delivers top notch products to businesses throughout Cincinnati. The company uses an MS Windows Server version that is no longer going to be supported by Microsoft which means no more software patches will be received from Microsoft to remedy vulnerabilities found with the Server Software. Of the $13$ Servers we have, $10$ of them have not yet been upgraded to the latest version and need to be upgraded along with all the client access licenses. The Agile MIS Infrastructure problem identified here is a problem with $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

Group of answer choices

Usability

Maintainability

Scalability

Portability