40! points! college a college b college c college d cost per year 7,000 6,500 4,500 10,000 graduation rate 60.2% 45.3% 65% 88% loan default 25.2% 17.8% 35.2% 28% using the chart, determine which college has the lowest loan default rate. cost = total cost of college. graduation rate = % of students who complete college and graduate with a degree. loan default rate = % of students who are unable to pay back their loans after graduation. college a college b college c college d