A person 6 feet tall wants to buy a jump rope If when the r

A person 6 feet tall wants to buy a jump rope. If , when the rope is at its lowest point, his hands will be 2 feet apart and 3 feet above the ground, and if the rope will take on the shape of a parabola just barely hitting the ground, how long must the rope be? [Consider the form of the rope to be described by the equation y=ax^2 , with the origin being a spot on the ground underneath the jumper.]
Question 10 options:

1) 6.75 feet
2) 6.50 feet
3) 6.25 feet
4) 6.00 feet