Your colleague is working on their first non-YouTube Connected TV campaign and wants to set up the campaign the right way. Which campaign setting requires modiﬁcations so the campaign can run properly?

The campaign is set up to run ads that are 15, 30, and 60 seconds long.
The campaign is set up to limit the inventory to a particular device.
The campaign is set up to purchase CTV app inventory both through deals and open auction.
The campaign is set up to add brand safety targeting to all line items.