A physical therapist assistant informs a patient that a ramp needed to assist the patient to enter their house with a wheelchair will require two separate sections with a landing area.What variable would have MOST likely influenced the decision to have two separate sections with a landing area for a ramp to assist a patient in entering their house with a wheelchair?
1) slope of the ramp
2) angle of inclination of the ramp
3) length of the ramp
4) width of the ramp