Which of the following is true regarding focus groups?(1 point) Responses Participants must be chosen at random so that their opinion can be trusted. Participants must be chosen at random so that their opinion can be trusted. Researchers should closely monitor the discussion to prevent individuals dominating responses. Researchers should closely monitor the discussion to prevent individuals dominating responses. Focus groups are not of use when time is limited. Focus groups are not of use when time is limited. Focus groups can provide data similar to a checklist.
