In developmental psychology, what is meant by the term 'critical period'?

• A. A time when genetic factors have no influence on psychological development.
• B. A stage in adulthood when individuals experience a midlife crisis and reevaluate their life choices.
• C. A specific time during development when an organism is particularly sensitive to certain environmental stimuli, and proper development depends on exposure during this period.
• D. A period in childhood when language acquisition is impossible due to lack of brain development.

Answer: (C)

Verified step by step guidance

1. Understand that the term 'critical period' in developmental psychology refers to a specific timeframe during an organism's development.
2. Recognize that during this critical period, the organism is especially sensitive to certain environmental stimuli, meaning that exposure to these stimuli is crucial for typical development.
3. Note that if the organism does not receive the necessary environmental input during this time, certain skills or functions may not develop properly or at all.
4. Differentiate the critical period from other concepts such as genetic influence, midlife crises, or impossible language acquisition, which are unrelated or incorrect in this context.
5. Summarize that the critical period is essentially a window of opportunity in development when the environment has a profound impact on shaping psychological and biological outcomes.