Some coin might have good Supply but low liquidity, some might have high market capitalisation but very poor volatility. Although it's hard to predict the accuracy of a coin performance in the near future this why it is always advised to stick to the known which is BTC.
If people don't understand how to see the development of coins, then the choice they should make is Bitcoin, because it is much more secure and can provide certainty. Other coins are difficult to predict because they do not have the same level of fundamentals as bitcoin. Even though there are some coins that have the potential to generate profits, the risks are much greater.
Another option is to spread ones portfolio amongst different coins but ensuring the have a greater percentage in projects with a visible future. It is better to win small and lose less than lose more and win less
It is still quite risky for beginners and it is not recommended to spread their portfolio across several other coins if they do not understand these coins. But if they can minimize the risk, choosing a few coins to invest in the short term is also good, as long as they know how not to lose money. The conclusion depends on how a person can handle the investment they are undertaking and the most important thing is not to force investments in certain coins without knowing the journey process.