What type of pesticide requires a specific license for advisory services?

The correct choice pertains to the type of pesticide known as a restricted use pesticide. These pesticides are classified as such because they pose a higher risk to human health and the environment compared to non-restricted or general-use pesticides. Due to their potential dangers, the application and advisory services related to restricted use pesticides require specialized training and a specific license. This ensures that those who provide advice or apply these pesticides are knowledgeable about the proper safety protocols, regulations, and methods of use.

In contrast, non-restricted and general-use pesticides are deemed safer for the general public and do not require the same level of oversight, allowing for broader access and use without the necessity of specialized licensing for advisory roles. Low-risk pesticides, similarly, often do not have stringent licensing requirements, reflecting their comparatively lower hazards. This distinction is crucial for maintaining safety standards in pesticide use and enforcing regulations effectively within the industry.