I decided to choose BTC to invest, I hold this coin is one of the biggest options, and I believe that they will bring profit to me, during this time, BTC prices are falling sharply, but the end This year, BTC price will increase sharply.
I like BTC too, but sadly there is no way we can be certain that it will go up this year.
Since we're talking about altcoins, I choose to save my funds until MET (Menlo Token) is released this mid July. Having read their whitepaper, I'd say that this will be a game changer of all ICOs. Can't really go in-depth since I'm still learning how it all works, but their whitepaper can be viewed here
https://www.menlo.one.