Can you explain how to do this exercise? please I didnt understand. And can you tell me which concept you used?

SU 6: Managerial Accounting 6.12 Activity-Based Costing Questions 40 and 41 are based on the following information. Believing that its traditional cost system may be providing misleading information, an organization is considering an activity-based costing (ABC) approsch. It now employs a full cost system and has been applying its manufacturing overhead on the basis of machine hours. The organization plans on using 50,000 direct labor hours and 30,000 machine hours in the coming year. The following date ehrimu the manufacturina overhead that is budgeted. Cost, sales, and production data for one of the organization's products for the coming year are as follows: 40. If the organization uses the traditional full cost system, the cost per unit for this product for the coming year will be A. US $5.39 B. US $5.44 C. US $6.11 D. US $6.95 41. If the organization employs an activity-based costing system, the cost per unit for the product described for the coming year will be A. US $6.00 B. US $6.08 C. US $6.21 D. US $6.30