To make the respondents more comfortable and informed,some marketing research firms and fieldwork agencies provide potential respondents with toll free numbers to verify the information given by the field workers and to take the survey over the phone.

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The Answer of To make the respondents more comfortable and informed,some marketing research firms and fieldwork agencies provide potential respondents with toll free numbers to verify the information given by the field workers and to take the survey over the phone.

To Make the Respondents More Comfortable and Informed,some Marketing Research