A. Data collected by an investigator for the first time for a specific purpose
B. Data obtained from previously published sources
C. Data that has been analyzed and interpreted by another researcher
D. Data collected through secondary sources like journals and reports
Answer: Option A
Solution (By JKSSB Mock Tests)
Primary data is original data collected firsthand by the investigator specifically for the current research purpose, distinguishing it from secondary data which is pre-existing.
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