Incomplete Sentences Describe Which One Does Not Belong And Explain Why

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

Can someone me out here number 4 plz