A questionnaire being a research technique that attempts to analyze consumer sentiments based on their social media activity is false.
What is a Questionnaire?
This is usually in the form of of questions in order to gather information from respondents through survey or statistical study.
The definition above doesn't see it as analyzing consumer sentiments based on their social media activity which was why False was chosen.
Read more about Questionnaire here https://brainly.com/question/13357582
