Alandowner and a contractor entered into a written contract under which the contractor agreed to build a building and pave an adjacent sidewalk for the landowner at a price of $200,000. later, while construction was proceeding, the landowner and the contractor entered into an oral modification under which the contractor was not obligated to pave the sidewalk, but still would be entitled to $200,000 upon completion. the contractor completed the building. the landowner, after discussions with his landscaper, demanded that the contractor pave the adjacent sidewalk. the contractor refused. has the contractor breached the contract? (a) no, because the oral modification was in good faith and therefore enforceable.(b) yes, because a discharge of a contractual obligation must be in writing.(c) yes, because the parol evidence rule bars proof of the oral modification.(d) yes, because there was no consideration for the discharge of the contractor’s duty to pave the sidewalk.

For each of the following cases determine the ending balance in the inventory account. (hint: first, determine the total cost of inventory available for sale. next, subtract the cost of the inventory sold to arrive at the ending balance.)a. jill’s dress shop had a beginning balance in its inventory account of $40,000. during the accounting period jill’s purchased $75,000 of inventory, returned $5,000 of inventory, and obtained $750 of purchases discounts. jill’s incurred $1,000 of transportation-in cost and $600 of transportation-out cost. salaries of sales personnel amounted to $31,000. administrative expenses amounted to $35,600. cost of goods sold amounted to $82,300.b. ken’s bait shop had a beginning balance in its inventory account of $8,000. during the accounting period ken’s purchased $36,900 of inventory, obtained $1,200 of purchases allowances, and received $360 of purchases discounts. sales discounts amounted to $640. ken’s incurred $900 of transportation-in cost and $260 of transportation-out cost. selling and administrative cost amounted to $12,300. cost of goods sold amounted to $33,900.a& b. cost of goods avaliable for sale? ending inventory?

Happy foods and general grains both produce similar puffed rice breakfast cereals. for both companies, thecost of producing a box of cereal is 45 cents, and it is not possible for either company to lower their productioncosts any further. how can one company achieve a competitive advantage over the other?

What business practice contributed most to andrew carnegie’s ability to form a monopoly?