What key information can a system admin use regarding Salesforce.org major releases?

The correct choice is that the Salesforce.org release schedule can be found on the Salesforce Trust website. This resource is pivotal for system administrators as it provides timely updates about system performance, maintenance, and release information. The Salesforce Trust website is specifically designed to offer details about service availability, including upcoming and previous releases, making it an essential tool for staying informed about the latest changes in Salesforce products, especially in the nonprofit sector where Salesforce.org focuses its efforts.

Other options provide varying assertions about the release timetable and locations for finding this information, but the Salesforce Trust website is widely recognized as the official and primary source for such updates, ensuring that administrators can plan accordingly for any potential impacts on their organizations.