Final answer:
Portable fire extinguishers should be located according to local regulations, typically within 75 feet of employee work areas, although this may not match the answer choices provided.
Step-by-step explanation:
The question does not match the provided information. However, to address the student's initial query, portable fire extinguishers should be conveniently placed, readily accessible, and in working order. Current safety recommendations often suggest that extinguishers be placed within 75 feet of travel distance from employee work areas, but specific requirements might vary depending on local regulations and the type of extinguisher. The distance is not listed in the provided options, so it is recommended to check the most recent guidelines from the Occupational Safety and Health Administration (OSHA) or the local authority having jurisdiction (AHJ).