Advice Columnist Ann Landers Once Asked Her Readers with Children

Multiple Choice

Advice columnist Ann Landers once asked her readers with children to answer the following question: "If you had it to do over again, would you have children?" Readers were invited to send a response to this question by mail. Of the approximately 10,000 responses Landers received, approximately 70% said "no." The sample is:

A) the approximately 10,000 readers who wrote in.
B) the approximately 70% of women who answered "no."
C) the respondents who regretted having children.
D) all readers.