Users Spend an Average of _____ Hours on Facebook Each

question 32

Multiple Choice

Users spend an average of _____ hours on Facebook each month.

• A) 7 
• B) 10 
• C) 25 
• D) 5 
• E) 35

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Definitions:

Lubrication

The process or technique of using a lubricant to reduce friction and wear between two surfaces in contact.

Sphincter Muscles

Ring-like muscles that constrict or close a bodily passage or orifice to control the passage of substances.

Arterioles

Small blood vessels that branch off from arteries and lead to capillaries, playing a critical role in regulating blood flow and pressure.

Capillary Beds

Networks of capillaries, which are the smallest blood vessels, providing the site for the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.