What inventory sources allow for exclusive publisher partnerships?

What inventory sources allow for exclusive publisher partnerships?

• Preferred deals and private auctions
• Automatic Deals and private auctions
• Automatic Deals and preferred deals
• Exchanges and preferred deals

Correct answer is

• Preferred deals and private auctions

Explanation: Add an inventory source to Display & Video 360 to add a new preferred deal or private auction inventory source to Display & Video 360.

Read more here: https://support.google.com/displayvideo/answer/3423616