The document explicitly states 'Technology: Identity Services Engine (ISE) - 3.0' in the problem details. While the Software Version field is listed as 'N/A', the main ISE version referenced here is 3.0, which aligns with the '3.0.0' option from the provided list.
The principal software version discussed is Cisco ISE 3.0.0, as indicated in the technology description, despite the absence of a build number (e.g., .448 or .458) in the documents.