hold reputed coin i.e btc eth if you want save investment but do your proper research before investment after all loss is your and profit too.
Every new Bitcoin purchase you make, is an investment for 2-3 years down the road. Never for the short term. ALWAYS long term. Don't try to trade if you are new into the space, you will more or less always lose, and it will just become a gamble. I would recommend you buy and hodl and dollar cost average in. Basically, buy as much as you can each month and put it aside.