On the 4-hour chart of $BTC , the price has pulled back from a high level, with the EMA15 support level at $91,000. The Bollinger Bands are widening; after the candlestick returned to the channel, the upper resistance level is at $95,700, and the middle support level is at $89,400. The MACD shows a top divergence, indicating insufficient short-term bullish momentum and the possibility of a downward move.