Mark Is a Participant in a Sleep Study at His

question 43

Multiple Choice

 Mark is a participant in a sleep study at his university. The researchers observe that Mark enters REM sleep earlier in the night than most of their other participants, and he spends a greater than normal proportion of his sleep time in REM. They explain to Mark that

• A) he should be evaluated at the student health center for depression.
• B) his sleep is within normal ranges for a young adult.
• C) he probably is working out too strenuously at the gym right before bedtime.
• D) he probably should avoid taking so many morning courses, as he is likely to be an "owl."

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Definitions:

Token Money

Money whose face value exceeds its cost of production, typically involving coins and paper money not backed by a commodity.

Legal Tender

The coins or banknotes that must be accepted if offered in payment of a debt.

Debit Cards

Plastic cards issued by banks that allow cardholders to transfer money electronically from their bank account when making a purchase.

Grace Period

A set period of time after the due date during which payment can be made without penalty.