Free Practice Question
CR · Critical Reasoning
555-605
Weaken
Oranges have more vitamin C than apples. However, since lemons have more vitamin C than grapes, it follows that oranges have more vitamin C than grapes. If introduced into the argument as an additional premise, any of the following would make the argument logically correct except: A. Lemons have more vitamin C than oranges. B. Oranges and lemons contain the same amount of vitamin C. C. Apples and lemons contain the same amount of vitamin C. D. Apples have more vitamin C than grapes. E. Apples have more vitamin C than lemons.
Answer Choices
Correct answer marked belowB. Oranges and lemons contain the same amount of vitamin C.
Correct
B
D. Apples have more vitamin C than grapes.
C
A. Lemons have more vitamin C than oranges.
D
E. Apples have more vitamin C than lemons.
E
C. Apples and lemons contain the same amount of vitamin C.
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Explanation
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Official Explanation
Official
To analyze the argument, we start with the premises: Oranges > Apples and Lemons > Grapes. From these, we conclude that Oranges > Grapes. We need to find which additional premise does not support this conclusion. Option A states that Lemons have more vitamin C than Oranges, which…
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D
DikshaFeb 28, 2025
can you explain more?
T
ThanhSep 30, 2024
thanks for taking time to upload it!
S
SharhaMay 31, 2024
thanks for posting
What this question tests
What it tests
Whether you can identify the option that most undermines an argument's conclusion.
Common trap
Choosing an irrelevant objection or one that attacks the premise rather than the reasoning.
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Details
Difficulty
555-605
Type
CR