What Happens to Body Temperature and Logical Reasoning Over the Course

question 3

Multiple Choice

What happens to body temperature and logical reasoning over the course of an experiment in which volunteers go without sleep for 3 days?

• A) They both progressively decline at a steady rate over the three days and nights.
• B) Both reach a low level after the first sleepless night and stay at that level until the person sleeps again.
• C) They become lower over days, but they improve a bit each morning compared to the previous night.
• D) They become lower for the first two days and then start to improve.

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