The U.S.dollar Is a Composite Currency

question 53

True/False

The U.S.dollar is a composite currency.

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Definitions:

Oval Window

A membrane-covered opening that leads from the middle ear to the cochlea of the inner ear, transferring vibrations to fluid within the cochlea.

Eustachian Tube

The Eustachian Tube is a narrow passage connecting the middle ear with the nasopharynx, helping to equalize air pressure on either side of the eardrum.

OM

An abbreviation commonly used for Otitis Media, an infection or inflammation of the middle ear.

BC

Before Christ, a time designation used to represent years before the start of the Gregorian calendar era.