Please choose the correct solution to the question: To land safely when jumping from a moving object,

Solution1: tuck your body in to form a ball, try to land on your back, don't extend your arms and legs, and roll when you hit the ground.

Solution2: tuck your body in to form a ball, try to land on your face, don't extend your arms and legs, and roll when you hit the ground.

Answer format: solution1/solution2
Answer: solution1