Plumber Partners charges $55 per hour for plumbing services and does not charge a service fee. When graphed on a coordinate plane, what type of relationship exists? A. Proportional; the slope is 55 and the y-intercept is 0
B. Proportional; the slope is 0 and the y-intercept is 55
C. Non-proportional; the slope is 0 and the y-intercept is 55
D. Non-proportional; the slope is 55 and the y intercept is 0