Answer:
Focus on all areas with which the trainee will come in contact.
Step-by-step explanation:
This is one of the characteristics that a successful training effort should exhibit. When a person is being trained in order to perform a task, it is very important that this person ends the training feeling prepared to perform such a duty. Therefore, it is very important that the training focuses on all areas of the job with which the trainee will come in contact. This will ensure that the person is actually prepared to perform the duty that has been assigned to him or her.