An argument concludes that a city's new recycling program is successful because the amount of waste sent to landfills has decreased. What crucial piece of information is most needed to properly evaluate this conclusion?
A
The total population size of the city.
B
Whether the total amount of waste generated by the city has also decreased.
C
The cost-effectiveness of the recycling program compared to others.
D
The public's satisfaction with the new recycling program.
✓ Correct Answer: Option B
A decrease in landfill waste could simply mean overall waste generation has fallen, not necessarily that the recycling program is effective. Knowing total waste generated is crucial to assess the program's actual impact on recycling.
💡 Why is B) the correct answer?
The correct answer to the question "An argument concludes that a city's new recycling program is successful because the amount of waste sent to landfills has decreased. What crucial piece of information is most needed to properly evaluate this conclusion?" is Option B: Whether the total amount of waste generated by the city has also decreased..
The other options — A) The total population size of the city., C) The cost-effectiveness of the recycling program compared to others., D) The public's satisfaction with the new recycling program. — are incorrect for this GMAT Exam Prep question. As explained above: A decrease in landfill waste could simply mean overall waste generation has fallen, not necessarily that the recycling program is effective. Knowing total waste generated is crucial to assess the pro…
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