Please choose the correct solution to the question: To make an iron man helmet with the face plate that opens up.

Solution1: Attach the face plate to the rest of the helmet at the bottom using a servo motor. Attach a switch to move the face plate up using the motor.

Solution2: Attach the face plate to the rest of the helmet at the top using a servo motor. Attach a switch to move the face plate up using the motor.

Answer format: solution1/solution2
Answer: solution2