a company using a weighted criteria evaluation system has established these 3 categories and the appropriate weight in parentheses: quality (0.20), delivery (0.60), cost (0.20). the scores for each category are shown below. company a company b company c quality 75 80 70 delivery 85 60 65 cost 60 80 65 which of the following companies has the highest total score? a. company c b. company b c. company a d. all companies scored the same