Which of the Following Statements Is/are True Abouocus Groups

Which of the following statements is/are true abouocus groups?

A) The larger the number of participants, the better.
B) The group dynamics may bring out information that may not have emerged in individual interviews.
C) Representativeness is a common strength of this method.
D) The data that emerge are likely to be less voluminous and more systematic than structured survey data.