Please choose the correct solution to the question: How to check level with containers on wood plank.

Solution1: Using a level, place it on the corner of the plank with the containers a few inches apart. If it is showing it is leveled, then leave, if it is not then adjust plank.

Solution2: Using a level, place it on the middle of the plank with the containers a few inches apart. If it is showing it is leveled, then leave, if it is not then adjust plank.

Answer format: solution1/solution2