Chopra Company developed the following income statement using a contribution margin approach: Chopra Company Projected Income Statement For the Current Year Ending December 31 Sales $240,000 Less Variable Costs: Variable manufacturing costs $60,000 Variable selling costs 36,000 Total variable costs 96.000 Contribution margin 144,000 Less Fixed Costs Fixed manufacturing costs $85,000 Fixed Selling and Administrative costs 35,000 Total fixed costs 120,000 Operating income 24,000 The projected income statement was based on sales of 12,000 units. Chopra has the capacity to produce 15,000 units during the year. Required: a. Determine the break-even point in units b. The sales manager believes the company could increase sales by 1,000 units if advertising expenditures were increased by $15,000. Determine the effect on income if the company increases advertising expenditures. c. What is the maximum amount the company could pay for advertising if the advertising would increase sales by 1,000 units