Identify the type of sampling used (random, systematic, convenience, stratified, or cluster sampling) in the situation described below. A man is selected by a marketing company to participate in a paid focus group. The company says that the man was selected because his name is among the first 500 in the phone number listings. Question content area bottom Part 1 Which type of sampling did the marketing company use? Convenience sampling Random sampling Cluster sampling Systematic sampling Stratified sampling