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31 Aug 2018, 07:07
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
88% (01:04) correct
12%
(01:39)
wrong
based on 1234
sessions
History
Date
Time
Result
Not Attempted Yet
Neighboring landholders: Air pollution from the giant aluminum refinery that has been built next to our land is killing our plants.
Company spokesperson: The refinery is not to blame, since our study shows that the damage is due to insects and fungi.
Which of the following, if true, most seriously weakens the conclusion drawn by the company spokesperson?
(A) The study did not measure the quantity of pollutants emitted into the surrounding air by the aluminum refinery.
(B) The neighboring landholders have made no change in the way they take care of their plants.
(C) Air pollution from the refinery has changed the chemical balance in the plants’ environment, allowing the harmful insects and fungi to thrive.
(D) Pollutants that are invisible and odorless are emitted into the surrounding air by the refinery.
(E) The various species of insects and fungi mentioned in the study have been occasionally found in the locality during the past hundred years.
Company spokesperson: The refinery is not to blame, since our study shows that the damage is due to insects and fungi.
Which of the following, if true, most seriously weakens the conclusion drawn by the company spokesperson?
(A) The study did not measure the quantity of pollutants emitted into the surrounding air by the aluminum refinery.
(B) The neighboring landholders have made no change in the way they take care of their plants.
(C) Air pollution from the refinery has changed the chemical balance in the plants’ environment, allowing the harmful insects and fungi to thrive.
(D) Pollutants that are invisible and odorless are emitted into the surrounding air by the refinery.
(E) The various species of insects and fungi mentioned in the study have been occasionally found in the locality during the past hundred years.
Bunuel
Weakness in reasoning of company spokesperson- Pollution from the refinery has no bearing on damaged crop, insects and fungi are to be blamed. This statement is not backed by any solid fact
(A) The study did not measure the quantity of pollutants emitted into the surrounding air by the aluminum refinery. Incorrect
(B) The neighboring landholders have made no change in the way they take care of their plants. Incorrect
(C) Air pollution from the refinery has changed the chemical balance in the plants’ environment, allowing the harmful insects and fungi to thrive. Correct
(D) Pollutants that are invisible and odorless are emitted into the surrounding air by the refinery.Incorrect
(E) The various species of insects and fungi mentioned in the study have been occasionally found in the locality during the past hundred years. Incorrect
31 Aug 2018, 07:27
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CONCLUSION : The refinery is not to blame
(E) The various species of insects and fungi mentioned in the study have been occasionally found in the locality during the past hundred years. No need of past data to weaken the conclusion.irrelevant -eliminate it
C is the answer.!
Quote:
All the statements in the arguments must be imagined to be true.we need to imagine that study included all the cases. So, eliminate it
Quote:
out of scope -eliminate it.
Quote:
Its the weakener.Keep it.
Quote:
same as A -Its tempting but company has already mentioed that its not because of pollution but because of insects and .... so eliminate it
(E) The various species of insects and fungi mentioned in the study have been occasionally found in the locality during the past hundred years. No need of past data to weaken the conclusion.irrelevant -eliminate it
C is the answer.!
