Answer:
D.) Enact measures to test city pools more frequently.
Any stimulus that when removed after a response strengthens the response is called a positive reinforcer.
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Adipex-p or phentermine is a stimulant that is used as an appetite suppressant. Similar to amphetamine it also affects the Central Nervous System. It is prescribed to morbidly obese individuals with high risk of diabetes, high cholesterol, and cardiovascular diseases.
