Question

______ involves observing behavior in individuals in their natural environments.

survey

archival research

case study

naturalistic observation

Explanation:

• A survey collects data via questionnaires/interviews, not natural environment observation.
• Archival research uses existing records, not direct behavior observation.
• A case study focuses on in-depth analysis of one/少数 subjects, not specifically natural environment observation.
• Naturalistic observation is defined as observing behavior in the subject's natural, unaltered environment, which matches the description.

Answer:

O Naturalistic observation