Final answer:
The lanyard should not be attached until the 'STAND BY' command is given by the Section Chief.
Step-by-step explanation:
The lanyard must not be attached until the command STAND BY is announced by the person in charge of the operation, typically a military or safety officer. This procedure is common in situations where the timing of attaching equipment, such as a lanyard, is crucial for safety or coordination during exercises, operations, or training.
The individual responsible for giving the command will carefully monitor the situation and issue the command when it is safe and appropriate to do so. Their authority and observation ensure that all participants are ready and that the activity can proceed in an organized and secure manner.
Complete question is as follows :
The lanyard must not be attached until the command STAND BY is announced by _____.