2028 Democratic primary poll leader at end of 2026?

Prediction market on manifold. This market will resolve YES to the candidate leading on December 31st, 2026 in Race To The WH's average of reputable national polls for the 2028 Democratic presidential primary. If this source is no longer maintained, I will fall back to Silver Bulletin (if available yet) or RealClearPolitics, in that order of preference. Feel free to add additional answers if you disagree with the default four options presented!

24h Volume: $230. Liquidity: $1,000. Resolves: 12/31/2026.