What is the maximum number of technicians a licensed exterminator may supervise in land extermination?

In the context of land extermination, a licensed exterminator is permitted to supervise a maximum of three technicians. This regulation is designed to ensure that each technician receives adequate oversight and support during their work, promoting effective pest control practices and maintaining safety standards. By limiting the number of technicians that an exterminator can supervise, the regulatory body aims to ensure that each technician can benefit from hands-on guidance, which enhances learning and increases the effectiveness of the extermination efforts. This structure also helps in managing the quality of service provided to clients, as a smaller team enables more thorough supervision and training.

The other options set forth a limit that exceeds the regulatory standard. Allowing an exterminator to supervise more than three technicians could lead to challenges in ensuring quality control and efficient communication, which are critical in pest management operations where precision and prompt action are essential.