Ursa Major Solar provides a 1-year warranty on all of the panels it installs. Installation details, along with the warranty information, a captured on a custom object called Installation. The installation record is created by the installer from the mobile app. Customers son receive a longer warranty as a way of increasing customer satisfaction when an installation gets delayed or has issues. How should the administrator configure Salesforce to capture the expiration date of the warranty? A. Use a formula as the default value of the warranty Expiration Date field. B. Create a formula field to display l year from the warranty purchased. C. Add a validation rule to ensure the Expiration Date field is populated. D. Include the warranty Expiration Date field on the mobile page layout.