Please choose the correct solution to the question: To bake the best sponge cake.

Solution1: Always use the freshest eggs possible. The whites of fresh eggs will whip up into a frenzy of air, whereas older eggs struggle to hold it together.

Solution2: Always use the freshest eggs possible. The whites of fresh eggs will whip up into a frenzy of air, whereas older eggs struggle to cook at all.

Answer format: solution1/solution2
Answer: solution1