TA: Bitcoin Price Keeps Struggling, What Could Trigger Another Downtrend

Bitcoin price is struggling to climb above the $20,000 resistance against the US Dollar. BTC could decline heavily if there is a close below the $18,500 support.Bitcoin remained in a range and stayed above the $19,000 support zone.
The price is trading below $19,400 and the 100 hourly simple moving average.
There was a break below a key bullish trend line with support near $19,350 on the hourly chart of the BTC/USD pair (data feed from Kraken).
The pair could start a fresh decline if there is a