Please choose the correct solution to the question: If your refrigerator seems to be running more frequently, what should you check first?

Solution1: Inspect the gasket of the refrigerator, cracks, thinning, condensation or blackish mold of the gasket.

Solution2: Inspect the inside of the refrigerator, food spills, wine staining or blackish mold of the shelves or door pocket.

Answer format: solution1/solution2
Answer: solution1