The type of movement that roller coaster designers focus on is d. leading the eye.
What is a roller coaster?
A roller coaster is a car with upward, flat, and downward movements, based on the machine's acceleration, which gives riders the feeling that a force acts acting on them, literally trying to pull them out of their seats. A roller coaster is used for entertainment and relaxation.
Thus, the type of movement that roller coaster designers focus on is Option D.
Learn more about roller coaster movements at https://brainly.com/question/6953767
