In a concentrated network configuration: a. firms perform a supply chain activity in one location and serve foreign locations from it
b. firms allow each site on the network to operate with full autonomy
c. firms tightly link operations and supply chain activities to one another
d. firms perform a supply chain activity in various countries

Managers at flavors, a restaurant chain, train their employees such that in the absence of employees, someone trained in the same skills can step in and do the job equally well. thus, many modules in training are extensive as they provide employees with details of the skill sets required for different jobs. in practice, this lengthy training program does the company as a well-trained and flexible workforce is at their disposal at all times. the managers at flavors use a) job rotationb) vertical enhancementc) telecommutingd) job sharinge) flextime