the price of bitcoin and as well as market go down. bitcoin under 40K now. my question is that, how much more may go down or market will recover form now? if require how many time require? what is good for now, buy or sell? my tendency is, if more go down, i will sell now or if not go down start to recover from this price, i will buy now. expert guy help me please by give your valuable prediction.

thanks for your support in advance.