1.

Roger Ekirch indicated that _______.

A. sleeping for eight consecutive hours is a modern standard for sleep
B. a segmented sleeping pattern was an established common habit in nations with long winters.
C. a segmented sleeping patttern was historically established common old habit.
D. the practice of sleeping for eight consecutive hours was popularized by epics.
Answer» D. the practice of sleeping for eight consecutive hours was popularized by epics.


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