Professor Bobby Birdfeather Wants to Study How People Join a Small

Multiple Choice

Professor Bobby Birdfeather wants to study how people join a small extremist political organization dedicated to right-wing causes.He first interviews recent recruits and asks who introduced him/her to the organization.He next interviews the named person and asks who introduced him/her to the organization,and so on.What kind of sampling is this?

A) Snowball
B) Systematic
C) Deviant case
D) Accidental
E) Cluster