The monthly charge for a waste collection service is 240 dollars for 100 kg of waste and 330 dollars for 145 kg of waste(a) Find a linear model for the cost, C. of waste collection as a function of the number of kilograms,wC=(b) What is the slope of the line found in part (a)?Slope=Think about the interpretation of a slope are the units of the slope : A. dollarsB. kilograms per dollarC. kilogramsD. dollars per kilogram(c) What is the value of the vertical intercept of the line found in part (a)?Vertical intercept=Think about the interpretation of the intercept: are the units of the intercept: A. kilogramsB kilograms per dollarC dollarsD dollars per kilogram