Here no one can Exactly tell you to choose perfect coin to make investment Because all things are probability , Because market of coins can dump any time fastly as well as can pump any time fastly , so here we can see a type of flcutuations that have only probability of up and down equally .
Here my expectations of getting profit is Digibyte coin , blry coin , trump , rdd coin , regal coin etc these are those coin which are small priced coin and you can probably easily can make 10-20% a month and also you can invest in big coins like dash and etherium Because these are not much high According to highest price that they gain in past , so you can buy these coins also .
But be careful Everything is probably and here most of people will tell you favouring probability of increasing price for particular coin .