As purchasing agent for woolsey enterprises in golden, colorado, you ask your buyer to provide you with a ranking of "excellent" (worth 4 points), "good" (3 points), "fair" (2 points), or "poor" (1 point) for a variety of characteristics for two potential vendors, donna inc. (d) and kay corp. (k). you suggest that "products" total be weighted 0.30.3, the "company" total be weighted 0.30.3, and the "service" and "sales" totals each be weighted 0.2. the buyer has returned the following ranking. which of the two vendors would you select?