Elena has decided to do a multimethod study about telenovela viewing habits. Which of the following ...

Elena has decided to do a multimethod study about telenovela viewing habits. Which of the following methods that she uses is best described as an extended focus group?
 
  a. Elena conducts lengthy interviews with subjects about their televisionviewing behavior and asks them to focus on telenovelas.
 b. Elena leads a full-day group discussion about subjects' telenovela viewing.
  c. Elena asks subjects to fill out a questionnaire about telenovela viewing andthen leads them in a group discussion about the material covered in thequestionnaire.
 d. Elena asks subjects to focus on particular characters in a telenovela. Shethen plays it for them and asks them to fill out a questionnaire about theirobservations.