Please choose the correct solution to the question: how to tell if eggs are fresh

Solution1: Fill a bowl with unflavored gelatin, and place eggs in the bowl. If they sink and lie flat, they are very fresh. If they sink but stand upright, they’re still fairly fresh. If they float, they’re no longer at ideal freshness

Solution2: Fill a bowl with cold water, and place eggs in the bowl. If they sink and lie flat, they are very fresh. If they sink but stand upright, they’re still fairly fresh. If they float, they’re no longer at ideal freshness

Answer format: solution1/solution2