During its first year of operations, Forrest Company paid $30,000 for direct materials and $50,000 in wages for production workers. Lease payments, utility costs, and depreciation on factory equipment totaled $15,000. General, selling, and administrative expenses were $20,000. The average cost to produce one unit was $2.50. How many units were produced during the period? a)38,000 b)40,000 c)46,000 d)None of these.