Answer:
A. less than one
Explanation:
The Ferris wheel was designed by George Washington Gale Ferris Jr in 1893. It consist of a large rotating wheel with capsules or cars that are used to carry people.
The mechanical advantage is less than one because the input force is greater than the output force.
They are capable of slight rotation and side to side movement.
Umm air, water pressure, I'm giving ideas, that is confusing. They come out in high tide.