Please choose the correct solution to the question: How to Get Rid of Stress Balls on Your Neck

Solution1: To use the tennis ball technique, lie down on the floor and place the tennis ball beneath your neck, at the approximate location of the stress ball. You can also do this leaning against a wall.

Solution2: To use the bowling ball technique, lie down on the floor and place the bowling ball beneath your neck, at the approximate location of the stress ball. You can also do this leaning against a wall.

Answer format: solution1/solution2
Answer: solution1