A community health nurse is preparing a community presentation about the epidemiological triangle. Which of the following elements is a host.? Salmonella on a wood cutting board. A raccoon with rabies A farm containing pesticides. a factory with high noise levels. The epidemiological triangle is a model of the agenthost environment interaction that causes disease. The host is a living species, either human or animal, that is capable of being infected ore affected by an agent. A newly licensed nurse in a public health agency is assigned to assist with the task force that is responsible for the core function of assessment. Which of the following is a task that the nurse could be assigned that would be consistent with the focus of the task force?