A company produces chocolate-covered popsicles. When the price of each was $15.00, 50,000 units were sold, and when the price was increased by $3.50, only 35,000 units were sold. From this information: a. Determine the linear model considering units as abscissae and price as ordinate. b. Interpret the slope and ordinate to the origin c. What should the price be if 56,000 units are to be sold? d. How many units will be sold if they are offered at $20.00?