questions that do not provide any ready-made alternatives for respondents, so they answer in their own words; care must be taken in the recording.
RESEARCH OPEN-ENDED QUESTIONS (UNSTRUCTURED QUESTIONS)
Meaning of RESEARCH OPEN-ENDED QUESTIONS (UNSTRUCTURED QUESTIONS) in English
Raynet Business and Marketing English glossary. Английский глоссарий компании Raynet Business and Marketing . 2012