Please choose the correct solution to the question: To make a bar cart out of IKEA furnitire

Solution1: Purchase a Vittsjo laptop desk from IKEA and assemble it according to the instructions, then turn the desk onto its side. Screw in industrial casters on the bottom of the feet so that the desk will roll when it is stood upright.

Solution2: Purchase a Vittsjo laptop desk from IKEA and assemble it according to the instructions, then turn the desk onto its side. Screw in industrial casters on the top of  the desk so that the desk  will roll when it is stood upright.

Answer format: solution1/solution2
Answer: solution1