Which of the following supports that persistence in engineering is a necessity? By creating a hydraulic device that reduces waste by significant amounts, the world of fluid power was changed.

After numerous rejections, Irving finally received donated aircraft to fulfill his ambition to become the youngest person to fly solo around the world.

After applying chemical engineering research to space applications, Aponte was able to study how the human body is affected during space travel.

By designing a pneumatic power system with a force equal to that of a hydraulic system, construction vehicles were revolutionized.