Which of the following is NOT true about the Close Project or Phase process and the Control Procurements process? a. It is not required to close all procurements prior to final project closure. b. Project closure happens at the end of the project or project phases, whereas there may be many procurement closures as there may be several procurements in a project. c. Project closure may happen at the end of each phase and at the very end of the entire project. d. Upon completion of the contract for each of the procurements, a procurement audit should be carried out to close the procurement