BUS 505 (Strayer) Assignment 4 – Proposal Preparation PlanProvide a Proposal Preparation Plan using the same firm and scenario from the previous assignments.Write a six to eight (6-8) page paper in which you:Discuss and prepare a work breakdown structure (WBS) showing a condensed version of cost estimates, using the price to win (PTW) cost approach. Use the example shown in Chapter 14 of the textbook as a guide.Describe the strategies that could be implemented to prevent unethical practices and promote compliance with federal guidelines in the selected contract typeâs performance risk and profit incentive.