Afountain shoots water into the air. the graph shows a water droplet's height y in feet x seconds after it is shot from the fountain. what does the x-intercept of 6 represent? a. it takes 6 s for a water droplet to rise and fall back to the ground. b. the water fountain shoots water from a height of 6 ft. c. a water droplet reaches its maximum height after 6 s. d. a water droplet reaches a maximum height of 6 ft.