1 pts Question 4 Suppose a distribution channel for the sale of a new brand of designer headphones includes a manufacturer, a distributor, and a retailer. The retailer sells the headphones to consumers for $175 each. The retailer has a margin of 25%, the distributor has a margin of 15%, and the manufacturer has a margin of 40%. Given these numbers, what is the cost per headphone set for the retailer (rounded to the nearest dollar)