Please choose the correct solution to the question: Learn how to do a classic pullup.

Solution1: Grip a car bumper with your palms facing whichever direction you prefer, pull yourself up until your chin is barely above the bar, then lower yourself.

Solution2: Grip a pullup bar with your palms facing whichever direction you prefer, pull yourself up until your chin is barely above the bar, then lower yourself.

Answer format: solution1/solution2
Answer: solution2