In a fixed time and budget project, the customer wants the development of a core component to be based on agile practices, as the final scope of the requirement has not yet been fully developed. The project manager is participating in contract development with the sales team and wants to ensure that development costs do not impact the profitability of the project. Which two controls should the project manager incorporate into the contract to specifically address the development of the core component? (Choose 2) Establish a governance committee to review the contract delivery. Provide alternatives to scope change at specific project phases within the contract. Require that only internal resources be utilized for this project. Limit the number of iterations for development in the contract. Tier the contract for fixed and agile components