Product verification is usually performed in the closing process. Which of the following best describes its purpose?

A. Product verification provides management with information about how effectively the seller is achieving the contractual objectives B. Product verification is used to verify that work was completed correctly and satisfactorily. C. Product verification includes samples of the suppliers previous products for the purpose of providing a way to evaluate a supplier's capabilities D. Product verification is a method for quantifying qualitative data to minimize the effect of biases during select sellers