Holding has a greater chance of making big profits. But it is also a big challenge for them, The purpose of holding a coin is to profit from it, and a coin that will survive and have a survival plan will work for it, again, I will take a low risk by holding only the top coins, for new coins , I would prefer to set a target price to take profit. so it is highly recommended to keep long term altcoins with good fundamentals.
For long-term investments, I choose only reliable altcoins that have been successful during their time as coins on the cryptocurrency market, and even despite the price drops, they were able to grow in price in the future. New altcoins that have not shown such results in my investment plans occupy the following positions after the tested ones.