Option 1: Present the choices on the Setup screen when you install the new iOS.
Option 2: Leave the default NULL and when the user first hits search in iOS (and default is NULL), present the list of search providers.
Option 2: Leave the default NULL and when the user first hits search in iOS (and default is NULL), present the list of search providers.
If antitrust rulings make the case that any such big tech deals are illegal, Apple may not have a choice in the matter.