The change in adolescents' sleep patterns and preferred sleep schedule is called a ______.

A) sleep modification schedule
B) delayed phase preference
C) melatonin induced preference
D) delayed sleep schedule

Sleep Patterns

Refers to the cyclical rhythms and behaviors associated with sleep, including duration, quality, and timing across the 24-hour day.

Delayed Phase Preference

A chronotype characterized by the preference to go to sleep late and wake up late.

Preferred Sleep Schedule

An individual's natural tendency for sleeping at certain times within the 24-hour cycle, influenced by circadian rhythms.