labour cost incurred on product
production cost incurred on product
marketing cost incurred on product
all of above
✅ The correct answer is B.
Gross margin is subtracted from sales value of all production to yield production cost incurred on product. The gross profit margin is calculated by taking total revenue minus the cost of goods sold (COGS) and dividing the difference by total revenue.
Gross margin is subtracted from sales value of all production to yield production cost incurred on product. The gross profit margin is calculated by taking total revenue minus the cost of goods sold (COGS) and dividing the difference by total revenue.