Your organization needs an approval application for purchases where a user can enter information on...

Suggest that the organization develop an application internally with a database, a backend service for data retrieval, and a frontend service for the application's user interface.

Suggest that the organization continue to approve requests manually until budget is available to use a third-party application provider.

Suggest the organization use AppSheet to create the application.

Suggest that the organization use AppScript to create forms linked to a Google Sheet to store the purchase data.