Mining is for those who can afford to invest good amount into mining rigs and have free electricity. Mining is no more profitable as the cost of maintaining a rig is higher to the number of cryptocurrency you will earn.
The above list is good for holding for long term and not for day trading. If you want to trade then gom for cryptocurrency listed form 101 onwards on CMC. Here you will find projects that have a high volume and the price also less.
From the list above, indeed most of them are coins with large marketcap values and are actively traded on exchangers with large transaction volumes. Coins with large transaction volume will create attractive price movements and I think coins like this are good for trading if we have good skills