i need part a, b, and c solved not just A! thank you in advance!

Captain Borders Corp. manufacturers fishing equipment. Currently, the company has a plant in Los Angeles and a plant in New Orleans, William Borders, the firm's owner, is deciding where to build a new plant-Philadelphia or Seattle. Use the following table to find the total shipping costs for each potential site. Which should Borders select? Plant/Warehouse Pittsburgh St. Louis Denver Capacity Los Angeles $100 $75 $50 150 New Orleans $80 $60 $90 225 Philadelphia $40 $50 $90 350 Seattle $110 $70 $30 350 Demand 200 100 400 a. Is the problem balanced? (Select] If soot, where is the unbalance (or not) and by how much? (Select] a. What is the cost evaluating Philadelphia as an option for location a new plant? [Select) b. What is the cost evaluating Seattle as an option for location a new plant? [Select) c. What choice should Boarders make? [Select]