Which of the Following Statements Best Describes the Sleep Pattern

Multiple Choice

Which of the following statements best describes the sleep pattern in medieval Europe?

A) It matches the pattern found for American adults in a room that is kept dark the majority of the time.
B) It is highly similar to the pattern still observed among adults in today's Japan.
C) It can still be observed among people imprisoned in rooms that are kept permanently bright.
D) It has persisted to the modern age in Western societies, explaining why they differ from Japan.
E) It is no longer observed in any society that still exists, due to the cultural shifts of modernity.