How Many Sleep Cycles Typically Occur During a Night's Sleep

question 24

Multiple Choice

How many sleep cycles typically occur during a night's sleep

• A) 1
• B) 2 
• C) 4
• D) 6

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Definitions:

Oil

A viscous liquid derived from petroleum, mainly used for fuel, heating, and lubrication.

Imports

Products or services imported into a country from overseas for the purpose of selling.

Price

The funds expected, demanded, or provided in exchange for a particular good or service.

CD-Rom Drives

Devices that can read information stored on CD-ROMs, which are used for the digital storage of data.