After all deliverables were completed and accepted, the PM and team discussed the fact that some of the things they could have done differently to avoid the poor quality of the vendor's work, was to use a cost plus award fee contract instead of a cost plus fixed fee, as well as to have given more weight to the criterion of "management capability" in the source selection criterion. Where would this discussion have taken place? Select one:
a. A gate review
b. A quality control review
c. A procurement audit
d. A procurement performance review