Your business partner is working with a client who’d like to advertise within several iOS news apps. An error occurs after setting up the campaign in Campaign Manager 360 and assigning the creatives. What could have caused the error?
They assigned the creative to work with several mobile carriers.
They set an HTML5 creative to run on desktop.
They set the creatives for the Android operating system.
They set the creatives to work with all mobile platforms types.