day 20 starting in this world I arrived from 210 to 300 usdt do you think I am on the right track or which one should I have invested in.

5th day
I believe I made the right decisions and I have 20 USDT left, which one am I missing?
#PEPE #SHIB

4th day:
I have 40 USDT left, I don't know whether to buy DOGE or USUAL, what do you recommend?

this is my third day in this world with 50 sdt someone advise me on what currency to buy.