Mary offers to buy hal's desktop computer for $400. hal sends mary an e-mail of acceptance. the $400 is to be paid upon hal's delivery of the computer. which of the following properly classifies this contract? a. this is a bilateral, valid, executory contract. b. this is a bilateral, valid, executed contract. c. this is a unilateral, express, executory contract. d. this is a unilateral, implied-in-fact, executed contract.

Which one of the following is a characteristic of a jit partnership? a. frequent deliveries in large lot quantities b. removal of incoming inspection c. third-party logistics never used d. maximal product specifications imposed on supplier e. active pursuit of vertical integration

Which of the following is false regarding the links between jit and quality? a. jit increases the cost of obtaining good quality. b. as quality improves, fewer inventory buffers are needed; in turn, jit performs better. c. jit reduces the number of potential sources of error by shrinking queues and lead times. d. inventory hides bad quality; jit immediately exposes it. e. if consistent quality exists, jit allows firms to reduce all costs associated with inventory.

Richardson hired j.c. flood company, a plumbing contractor, to correct a stoppage in the sewer line of her house. the plumbing company's 'snake' device, used to clear the line leading to the main sewer, became caught in the underground line. to release it, the company excavated a portion of the sewer line in richardson's backyard. in the process, the company discovered numerous leaks in a rusty, defective water pipe that ran parallel with the sewer line. to meet public regulations, the water pipe, of a type no longer approved for such service, had to be replaced either then or later, when the yard would have to be excavated again. the plumbing company proceeded to repair the water pipe. though richardson inspected the company's work daily and did not express any objection to the extra work involved in replacing the water pipe, she refused to pay any part of the total bill after the company completed the entire operation. j.c. flood company then sued richardson for the costs of labor and material it had furnished. (c) for what, if anything, should richardson be liable? explain."