You are involved in a project for manufacturing ball bearings. You notice that the quality of the ball bearings produced has deviated from the parameters specified in project management plan. In order to bring it in line with the specifications, you initiate measures, which are referred to as:

Choice 1 Corrective action
Choice 2 Change requests
Choice 3 Defect repair
Choice 4 Preventive action

Correct Choice : 1

Justification :