Free Practice Question
CR · Critical Reasoning
555-605
Weaken
Bacterial infections, such as those caused by certain strains of E. coli, can be transmitted from animals to humans through contaminated food. Although the outbreak of E. coli infections in North America in the early 2000s likely originated from specific livestock in the Midwest, the farmers who raised these animals did not report any illness. Therefore, it is reasonable to conclude that these farmers had some form of immunity to the E. coli strains present in their livestock.
Which of the following, if true, most seriously weakens the argument?
Which of the following, if true, most seriously weakens the argument?
Answer Choices
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Certain strains of E. coli can be transmitted directly between humans without any animal involvement.
B
The livestock that were infected with E. coli were not present in the farmers' immediate vicinity.
C
Farmers often have a higher exposure to various bacteria and may develop immunity over time.
D
E. coli bacteria were spread from the Midwest to other regions through contaminated water supplies.
E
The feed given to the livestock was treated to eliminate harmful bacteria before consumption.
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Comments
3
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M
MichoApr 22, 2025
greatt question!
Details
Difficulty
555-605
Type
CR