Please choose the correct solution to the question: To marinate pork with sweet and sour sauce for cooking.

Solution1: Cut the pork into small pieces, marinate them with sweet and sour sauce for 30 minutes and then wash with water, and cook.

Solution2: Cut the pork into small pieces, marinate them with sweet and sour sauce for 30 minutes and cook.

Answer format: solution1/solution2
Answer: solution2