I have been hearing a lot of talk where ppl are suggesting this is the best time to invest in alt coins. Which ones are good options to start buying? was checking
https://coinmarketcap.com/Thanks in advance

Dash, monero, zcash, litecoin, waves , tor coin by holding few years can earn a lot of profit for sure . But it depends on you taste what you choose.
Above coins you mention has the future, I added ethereum of your choice. These coins were best to invest altcoins right. Ofcourse choose the best for you because its a matter of take the risks in investing.