Please help answer the three blanks.

first drop down box options are: Sharps, Winkler

second drop down box options are: 5,000 10,000 15,000

Eight Flags operates several amusement parks in the Midwest. The company stocks machine oil to service the machinery for the many rides at the parks. Eight Flags needs 30,000 gallons (D) of oil annually, the parks operate 50 weeks a year. Management is unsatisfied with the current supplier of oil and has obtained two bids from other suppliers. The data are contained in the following table. Which supplier and which shipping quantity will provide the lowest costs for Eight Flags? Using and a shipping quantity of is the lowest cost alternative, with annual total costs to Eight Flags of $ (Enter your response as an integer.)