AB Company has two customers, A and B. Each customer buys 100 units per month at a price of $10 per unit. The variable costs are $4 per unit. The company uses an activity-based costing (ABC) system with 3 pools to allocate capacity costs among customers. Compute the profit margin for customer A. $1,000 $220 $780 not enough information - need to know customer-level contribution margin $380