Question 21 (2 points)
How did the development of Velcro differ from the development of the water-collection panels?
Question 21 options:

The water-collection panels took years to create, while Velcro was created in a short period of time.

The water-collection panels are made of synthetic materials, while Velcro is made of natural materials.

The design of the water-collection panels has changed many times, while the design of Velcro has changed very little.

The water-collection panels are intended to solve a specific problem, while Velcro is designed to be applied in many different situations.