Thin layers of <span>calcium carbonate
Glad to help :)</span>
<span>This is a good example of signal detection theory or simply detection theory.
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</span><span>This theory indicates the ability we have to distinguish between different sounds. This ability is performed intentionally and allows us to perceive the distance from the origin of the sound. For that reason, Catherine can determinate where is their son. Likewise, our attention center reacts when listening to someone say our name, therefore her son will notice that his mother calls him.
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</span><span>I hope this information can help you.</span>
1. New world is a chance to start over and create a new society
2. Different government and different rules
3. New business opportunities
Answer:
A. State governments have some powers that the federal government does not have.
Explanation: