Which One of the Following Is an Observation That Sterk

Multiple Choice

Which one of the following is an observation that Sterk makes in "Fieldwork on Prostitution in the Era of AIDS" about "gatekeepers"? They

A) are not a vital part of fieldwork.
B) are important in gaining initial access to a scene.
C) may become more important to a study as time goes on.
D) tend to be individuals who exist on the periphery of a scene.