A disadvantage of the use of naturalistic observation techniques is that they

A) can be used to study only infancy.
B) omit emotional development.
C) record only cognitive development.
D) are prone to observer bias.

Naturalistic Observation

Research method in which behavior is studied in natural settings without intervention or manipulation.

Observer Bias

A form of bias that occurs when the presence or expectations of the observer inadvertently influence the behavior of subjects or interpretation of data.

Techniques

Specific methods or ways of doing something, usually referring to a skill or craft.