In the 1980s,1990s,and 2000s,the United States Has Had a

question 42

Multiple Choice

In the 1980s,1990s,and 2000s,the United States has had a

• A)small trade surplus.
• B)small trade deficit.
• C)large trade deficit.
• D)large trade surplus.

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Definitions:

Human Nervous System

A complex network of nerves and cells that convey signals between different parts of the body, controlling both voluntary and involuntary actions.

Neurotransmitters

Chemical messengers that transmit signals across a chemical synapse, such as between neurons, to influence or regulate bodily functions.

Neuron

A nerve cell that is the basic building block of the nervous system, responsible for transmitting information through electrical and chemical signals.

Action Potential

A rapid change in the electrical potential that travels along the membrane of a neuron or muscle cell in response to stimulation.