✅ YES: At that time, price ≥ $850 ❌ No: At that time, price < $850 Data source: the high price from the 1-minute candlestick of BNB/USDT on binance NOTE: Participation deadline: 2025/10/15 UTC 0:00:00 Topic judgment time: 2025/11/30 UTC 20:00:00