The marketing director of Bank Y decides to conduct a survey of 5,000 current customers to gather information to answer the research problem of what the bank can do to improve its services and customer satisfaction. She starts with a database of 50,000 current customers and randomly picks a name on the list to start. She then selects every tenth person as she goes down the list to receive a survey. She is using a ________ method to select the participants in this study.
A. Probability Sample
B. Random Sample
C. Convenience Sample
D. Non-probability Sample
E. Census
Answer: A. Probability Sample