Please choose the correct solution to the question: How to make pancakes.

Solution1: In a large bowl, sift together flour, baking soda, salt and sugar. Make a well in the center and pour in milk, egg and melted butter; mix until smooth. Heat a lightly oiled griddle or frying pan over medium high heat. Pour or scoop the batter onto the griddle, using approximately 1/4 cup for each pancake.

Solution2: In a large bowl, sift together flour, baking powder, salt and sugar. Make a well in the center and pour in milk, egg and melted butter; mix until smooth. Heat a lightly oiled griddle or frying pan over medium high heat. Pour or scoop the batter onto the griddle, using approximately 1/4 cup for each pancake.

Answer format: solution1/solution2
Answer: solution2