Please choose the correct solution to the question: How to clean oven.

Solution1: Spray oven with glass cleaner, let sit for 30 minutes, and wipe with a wet rag, then dry with a dry rag.

Solution2: Spray oven with oven cleaner, let sit for 30 minutes, and wipe with a wet rag, then dry with a dry rag.

Answer format: solution1/solution2
Answer: solution2