After the decline is an opportunity. Any coin is possible, if you want to make a profit early. You have to analyze the market at all times. We cannot predict exactly which coin it will be. Otherwise, each of us will be a billionaire.
The reason the market is going down is because it will be revised it is difficult to give accurate information because it is not stable. But at present the prices of currencies are low because of this the chances of all altcoin are low ethereum and BNB may be better for this.