<span>A depressant must reduce mental activity and decrease physical activity. A depressant acts by interfering with and reducing the levels of activity in neuro-transmitters. This serves to slow down the chemical processes within the brain which consequently lowers the level of mental activity or arousal. The brain also programs the body to reduce the levels of physical activity in a proportionate manner.</span>
Answer:
(B) Noise, pyschological
Explanation:
Psychological noise occurs when the person trying to heed the propagated message begins to let his mind wander over another subject. It is a noise present in the head of the person, which ends up impeding the understanding of the message, that is, the communication itself. Like Tracy, who is trying to make a communication about work, but her mind insists on thinking about the death of her dog.
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It made shipping goods difficult
The stock market crashed a little after Hoover took office and the Great Depression became the central issue of his presidency. Hoover pursued a variety of policies in an attempt to lift the economy but opposed directly involving the federal government in relief efforts.
