Leon wants to ensure his project delivers the required quality standard. He asks his project team to create quality checkpoints and asks sub-teams to check each others work on the project. What is the nature of the action he is taking? Corrective action, he wants to ensure mistakes are corrected. O Preventive action, he is preventing defects by planning. Corrective action, he is pre-empting future problems. Preventive action, to prevent future defects