Based on the information provided, which of these firms should concentrate its production in a centralized location? Multiple Choice Fast Fabrics Inc. manufactures women's apparel for which national differences in consumer taste and preference are wide. Grayson Corp. is a mining company that exports quartza product with low value-to-weight ratioto various countries. Nazer Inc. operates in an industry where the fixed costs are high, and services of supporting industries are of prime importance. Stoneware Inc. operates in an economy where volatile fluctuations in exchange rates are frequently expected. Darson Inc. customizes heavy machines without the use of flexible manufacturing technologies