A ) Primary data ✅
B ) Secondary data
C ) Qualitative data
D ) Name
Explanation:
➡️ Primary data: Questionnaire survey is a type of survey used to collect primary data.
📘 Explanation for Exams:
- A questionnaire survey involves asking people pre-designed questions to gather information.
- It is a direct method of data collection.
- The data collected is first-hand, so it's called primary data.
📊 Types of Primary Data Collection Methods:
- ✅ Questionnaires
- ✅ Interviews
- ✅ Surveys
- ✅ Observations