Obviously Bitcoin would be the coin that will stay the most solid during a bear market. If Bitcoin decreases 50%, alt will go down 90%. Bitcoin has the biggest network of miners so it is the strongest blockchain ever existed. In my opinion, there is only Eth that stands a chance to replace Btc.See full review

Binance got the highest liquidation due to its high volume. Their customer service is also good, they operating in really many countries and holding a lot of meetups. To me, I think this is the most legit exchange. Now you can purchase coins with credit card too.See full review