A Main Reason Why the U

question 49

Multiple Choice

A main reason why the U.S.trade deficit grew so large from 1997 to 2000 was that

• A)Congress removed all tariffs and trade restrictions on imports.
• B)NAFTA was introduced and Mexican exports flooded the United States.
• C)the international value of the dollar fell during the 1990s, which encouraged U.S.exports.
• D)the international value of the dollar rose in the last half of the 1990s, which encouraged U.S.imports and damaged U.S.exports.

---

Definitions:

Neurons

Nerve cells that transmit information throughout the body and brain, serving as the building blocks of the nervous system.

Reticular Formation

A structure in the brainstem that plays a crucial role in arousal and attention and that screens sensory messages entering the brain.

Cerebellum

A part of the brain located at the back of the skull, primarily responsible for coordinating voluntary movements and maintaining balance and posture.

Medulla

The part of the brainstem that controls heartbeat, blood pressure, breathing, coughing, and swallowing.