Exploratory and descriptive studies tend to use general research questions to understand more about ...

Exploratory and descriptive studies tend to use general research questions to understand more about
  social issues. They tend to not emphasize why questions, but instead focus on the descriptors of
  who or how.
 
   According to the text, which option most closely approimates a research question?
  a) How many college graduates live in the community
  b) How is the relationship between college graduates and income
  c) College graduation is related to income
  d) College graduation is positively related to income

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Leslie is interviewing research participants on issues of international policy. Leslie believed that the
  interviewing went as intended as she was able to obtain valuable data.
 
  However she wanted to get
  feedback from a colleague to confirm these impressions, and as a result this professional reinforced
  Leslie's assumptions stating the data is as you intended, it is very in-depth. What type of interview
  schedule did Leslie use?
  a) Structured
  b) Semi-structured
  c) Unstructured
  d) Empirical

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In regards to question 24, Georgia does not want the policy-makers to be restricted to a set of
  response categories, but instead wants them to respond freely in their own words. What type of
  questioning will Georgia choose?
 
  a) Forced-response
  b) Close-ended
  c) Likert
  d) Open-ended