Please choose the correct solution to the question: To create a wooden bench table that hangs on a wall,

Solution1: attach metal hinges to a wooden backboard that is attached to a wooden table base via metal bars that are screwed into the boards.

Solution2: attach metal hinges to a wooden backboard that is attached to a metal table base via metal bars that are screwed into the boards.

Answer format: solution1/solution2
Answer: solution1