You are a project manager in a large software development organization. It is a primary objective in your company to deliver quality products, with a low rate of errors and a high product acceptance rate by your customers. The company has made significant investments in a robust system to support these corporate objectives and goals. When developing contracts for software development projects, it is standard that the customer is required to follow rigorously defined processes for user acceptance testing which must be conducted each time a module is completed. The customer is also required to notify the project manager, in writing, that the software module was tested and whether it was acceptable or not. This user acceptance testing, and the resulting notification is part of which process?

a) Control Scope

b) Collect Requirements

c) Validate Scope

d) Perform Quality Assurance