51% said national polling is the most important factor for a candidate to qualify for the debates. 21% said a candidate's donor count matters more.
The Yang campaign was unhappy the DNC only let them use either an NBC/Wall Street Journal poll or an NBC/SurveyMonkey poll but not both.
The debates will be broadcast on NBC and MSNBC from 9PM to 11PM ET on June 26 and 27, and they'll be live streamed for free online.
Both Gov. Steve Bullock and Rep. Seth Moulton said a classic hamburger is their go-to comfort meal, while Sen. Cory Booker snacks on vegetables.
Rep. Seth Moulton of Massachusetts is known by just 7% of Democratic voters while Sens. Bernie Sanders and Joe Biden are known by more than 80%.