Which of the following would best support a claim that most people feel hopeful about the future of the economy?

a table showing results of the survey, along with details of the questions asked

a summary of the findings and an interview with the group collecting the responses

an interview with one or two subjects from the survey group

an excerpt of questions from the survey, with an explanation of the process

I believe the answer is: A summary of the findings and an interview with the group collecting the responses

A summary of the findings would give the general indicators that we could use to measure the economy (such as unemployment rate, currency strength, etc). Interview with group collecting the response would give us information on how the data is collected and determine the reliability of the data.

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;

answer; ///pegged exchange rate with the united states;