Answer: D) On the other hand, some students worry that the program may reinforce negative images of overweight people.
Explanation: a claim or an argument is a statement or an assert that something is true. A counterargument is a statement that refutes (or go against) the main argument. From the given options, the sentence that works best as a counterargument for the argument that hen Edgewood Middle School adopted First Lady Michelle Obama's "Let’s Move" program, nearly 20% of the students lost weight, is the corresponding to option D, because with the connector "on the other hand" it expresses contradiction or contrast.
On the other hand, some students worry that the program may reinforce negative images of overweight people is the sentence works best as a counterargument. Hence, option D is correct.
Negative reinforcement is taking away the stimulus or outcome that would otherwise act as a reward for engaging in the behaviour. Negative reinforcement can be seen in the decision to take an antacid before enjoying a spicy meal.
The approach of negative reinforcement can be implemented to aid in teaching specific behaviour. When something unpleasant or uncomfortable is taken away in response to a stimulus, this is known as negative reinforcement. With the assumption that the unpleasant thing would be removed, the goal behaviour should gradually get better over time.
Thus, option D is correct.
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