The four step instructional training method introduced in world war i used the following steps

The four-step methods used the steps of the show, tell, do, and check  

Explanation:

Job instruction training JIT is an orderly, quick, and viable strategy for showing your workers to carry out a responsibility accurately and securely. This strategy for preparing laborers through a straightforward breakdown of steps is honest and complete. By giving such preparing to your laborers, you could reduce the risk of damage or pass to a specialist, avert expensive hardware fixes, or keep away from lost work time.

When wanting to lead JIT, you should pick a powerful coach, recognize a fitting area and time for the preparation, and figure out what data to pass on to the laborers.

answer; signaling;