Final answer:
The accurate requirement is option B: Class J-type portable fire extinguishers are located within 30' of grease-producing cooking devices.
Step-by-step explanation:
The accurate requirement is option B: Class J-type portable fire extinguishers are located within 30' of grease-producing cooking devices.
This requirement is in line with fire safety regulations because Class J fire extinguishers are specifically designed to tackle fires caused by grease-producing cooking devices, such as deep fryers. By having these extinguishers located within 30 feet of these devices, it ensures quick and accessible access to fire suppression equipment in case of an emergency.