Which of the following is NOT one of the 10 strategic operations management decisions? O supply chain management layout strategies maintenance process and capacity strategies mass customization Process A has fixed costs of $1000 and variable costs of $5 per unit. Process B has fixed costs of $500 and variable costs of $7.50 per unit. What is the crossover point between process A and process B? $9,500 200 units 250 units 50 units $5,000