Company XYZ is currently operating with a 65% contribution margin. The company is planning an upgrade in its production facilities, which is expected to increase sales by $10,000. However, this upgrade is expected to increase fixed costs of $2,500. What would be the expected change in profit? O a. Increase by $3,500 b. Increase by $4,000 Decrease by $2,500 O d. Increase by $15,000 Increase by $12,500 C. e. Mazoon Company has information on its revenue and costs is as follows: Selling price per unit $120;Variable costs per unit includes: Direct material $16, Direct manufacturing labor $8. Manufacturing overhead $8, and Selling costs $10; Annual fixed costs $60,000. What is the contribution margin percentage? a. 80% b. 65% C. None of the given answers O d. 73.3% O e. 35%