Final answer:
D) Safety Officer (SO). The Safety Officer supervises fuel delivery and setup for fire sets and ensures instructor/fire control team requirements are maintained.
Step-by-step explanation:
The correct answer is Safety Officer (SO). The Safety Officer is responsible for supervising the fuel delivery and setup process for repeated or rotational fire sets. They also serve as a quality control officer, ensuring that instructor/fire control team requirements are maintained. Safety Officers play a critical role in monitoring and evaluating the safety protocols during fire-related activities.