Good Day Vision Company has an optical lab that grinds lenses for glasses. It is difficult to determine how much is spent on lab costs because some of the expenses are fixed amounts each month and others are variable in nature. Good Day Vision Company would like to analyze the following information to determine how the lab costs behave based on the number of lenses manufactured. Month January February March April May June Number of Lenses 2,200 2,600 3,500 4,200 4,800 5,100 Lab Costs $15,230 $17,640 $23,145 $27,205 $30,565 $32,485 Required: a. Using the high-low-method, compute the variable lab costs for Good Day Vision. 4 points b. Compute the total fixed cost per month. 3 points c. Represent the lab costs' cost function in equation form. 3 points d. What is the expected cost if 5,600 lenses are manufactured? 3 points