What is the primary duration for which corrective training is continued?

The correct answer centers on the idea of effectively addressing and resolving training deficiencies. Corrective training is specifically designed to focus on the needs of individuals who may not have met the established standards or performance expectations. Therefore, it is imperative that corrective training continues until the identified training deficiency is overcome. This ensures that the individual not only understands the material or skill but can also apply it effectively in the field.

While other options touch on important aspects of training and development, they do not directly address the primary goal of corrective training, which is to specifically rectify deficiencies. For instance, identifying a deficiency is just the first step in the process, and completing a training program doesn't necessarily mean that all individual needs have been met. Additionally, continuing training indefinitely may lead to resource inefficiency and does not align with the objective of establishing clear markers for competency. Thus, focusing on overcoming the training deficiency provides a clear and actionable duration for which corrective training should occur, ensuring that it is both effective and purposeful.