Cottonwood, Inc. produces two different products (Standard and Luxury) using two different activities: Machining, which uses machine hours as an activity driver, and Inspection, which uses number of batches as an activity driver. The cost of Machining is $500,000, while the cost of Inspection is $30,000. Standard uses 30% of total machine hours and 70% of total batches. What is the total activity cost assigned to Standard? A) $22,500 B) $125,000 C) $171,000 D) $359,000