Single/multi-choice problem: Which of the following solutions is better for the following goal:
How do you fold a paper airplane?

OPTIONS:
- Fold the top corners of the paper so that they meet each other in the middle and form a square shape at the top. Fold the paper down the center where the two corners meet. Then fold the straight edges of each side in half until they reach the base of the plane..
- Fold the top corners of the paper so that they meet each other in the middle and form a triangular shape at the top. Fold the paper down the center where the two corners meet. Then fold the straight edges of each side in half until they reach the base of the plane..
Fold the top corners of the paper so that they meet each other in the middle and form a triangular shape at the top. Fold the paper down the center where the two corners meet. Then fold the straight edges of each side in half until they reach the base of the plane.