Final answer:
Anthropologists build relationships with informants in the field through interviews, surveys, and observations. This is important because it allows them to gain insider knowledge and collect accurate data for their research.
Step-by-step explanation:
Anthropologists build relationships with informants in the field through various methods, such as conducting interviews, surveys, and observations. They establish trust and rapport with informants by being respectful, empathetic, and transparent about the purpose of their research. Building relationships with informants is important because it allows anthropologists to gain valuable insider knowledge, understand the cultural context, and collect accurate data for their research.