After reading the Introduction, Overview, and Instructor Notes as well as the assigned chapter(s) in the Nagle, et. al. textbook, please answer the following: What is the role of costs in the determination of a profitable pricing strategy? Describe how different costs (e.g., incremental, avoidable, opportunity and non-incremental fixed and sunk) contribute to the price-cost trade-off and ultimately to a supplier's profitability. Briefly explain one topic or issue from this weeks material that may benefit you personally or professionally. Please include some general examples. Please provide specific examples to support your position.