Your company makes a product for which quarterly demand is shown in the following table: Quarter Sales forecast Spring 16500 Summer 18000 Fall 20500 Winter 22000 Hiring cost = 180 per worker Firing cost = 600 per worker Inventory carrying cost = 2 per unit per quarter Regular prod. cost per unit = 1.5 Production per employee = 125 units per quarter Beginning workforce = 154 workers If the company uses chase demand strategy, the number of workers required for fall is __________. a) 144 b) 164 c) 174 d) 176