Please choose the correct solution to the question: how to make hummingbird food

Solution1: Mix 1 part sugar with 4 parts water (for example, 1 cup of sugar with 4 cups of water) until the sugar is dissolved. add red dye if desired.    Fill your hummingbird feeders with the sugar water and place inside.    Extra sugar water can be stored in a refrigerator.

Solution2: Mix 1 part sugar with 4 parts water (for example, 1 cup of sugar with 4 cups of water) until the sugar is dissolved. add red dye if desired.    Fill your hummingbird feeders with the sugar water and place outside.    Extra sugar water can be stored in a refrigerator.

Answer format: solution1/solution2
Answer: solution2