In which of the following situations would you expect MRP to work well? To work poorly?
a. A fabrication plant operating at less than 80% of capacity with relatively stable demand
b. A fabrication plant operating at less than 80% of capacity with extremely lumpy demand
c. A fabrication plant operating at more than 95% of capacity with relatively stable demand
d. A fabrication plant operating at more than 95% of capacity with extremely lumpy demand
e. An assembly plant that uses all purchased parts and highly flexible labor (i.e., so that effective capacity can be adjusted over a wide range)
f. An assembly plant that uses all purchased parts and fixed labor (i.e., capacity) running at more than 95% of capacity.