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Flaw in reasoning Q

Expert replies
by sindhu b » Tue Aug 17, 2010 10:06 pm
Deirdre: Many philosophers have argued that the goal of every individual is to achieve happiness—that is, the satisfaction derived from fully living up to one’s potential. They have also claimed that happiness is elusive and can be achieved only after years of sustained effort. But these philosophers have been unduly pessimistic, since they have clearly exaggerated the difficulty of being happy. Simply walking along the seashore on a sunny afternoon causes many people to experience feelings of happiness. Which one of the following most accurately describes a reasoning flaw in Deirdre’s argument?
(A) It dismisses a claim because of its source rather than because of its content.
(B) It fails to take into account that what brings someone happiness at one moment may not bring that person happiness at another time.
(C) It allows the key term “happiness” to shift in meaning illicitly in the course of the argument.
(D) It presumes, without providing justification, that happiness is, in fact, the goal of life.
(E) It makes a generalization based on the testimony of a group whose views have not been shown to be representative.
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Source: — Critical Reasoning |

by paddle_sweep » Tue Aug 17, 2010 11:10 pm
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by sourabhpotdar » Wed Aug 18, 2010 12:53 am
IMO it is C.
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by ashish2104 » Wed Aug 18, 2010 1:04 am
I too will go with C.

Deirde shifts the meaning of happiness, as defined by philosophers. Philosophers stated that staisfaction from living up to one's potential is happiness, but Deirde says that walking on seashore is happiness. In this case, these people have not used their potential to be happy.

hence, deirde uses a different meaning of happiness.
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by diebeatsthegmat » Sun Aug 22, 2010 7:13 am
sindhu b wrote:Deirdre: Many philosophers have argued that the goal of every individual is to achieve happiness—that is, the satisfaction derived from fully living up to one’s potential. They have also claimed that happiness is elusive and can be achieved only after years of sustained effort. But these philosophers have been unduly pessimistic, since they have clearly exaggerated the difficulty of being happy. Simply walking along the seashore on a sunny afternoon causes many people to experience feelings of happiness. Which one of the following most accurately describes a reasoning flaw in Deirdre’s argument?
(A) It dismisses a claim because of its source rather than because of its content.
(B) It fails to take into account that what brings someone happiness at one moment may not bring that person happiness at another time.
(C) It allows the key term “happiness” to shift in meaning illicitly in the course of the argument.
(D) It presumes, without providing justification, that happiness is, in fact, the goal of life.
(E) It makes a generalization based on the testimony of a group whose views have not been shown to be representative.
B
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