Sat 2015 Practice Test #1 Answer Explanations

Choice A is the best answer.
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environmental arguments against space mining: “[space] is not ours 
to despoil” and we should not “[glut] ourselves on space’s riches.” The 
author then suggests that these environmental arguments will be hard 
to “hold,” or maintain, when faced with the possible monetary rewards 
of space mining: “History suggests that those will be hard lines to 
hold . . .” (line 68). 
Choices B, C, and D are incorrect because in this context, “hold” does 
not mean grip, restrain, or withstand. 
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Choice D is the best answer.
The author of Passage 1 is excited 
about the possibilities of space mining and how it can yield valuable 
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also states that space mining should be thoughtfully considered before 
being implemented. Therefore, the author of Passage 2 expresses some 
concerns about a concept discussed in Passage 1. 
Choice A is incorrect because the author of Passage 2 does not refute 
the central claim of Passage 1; both authors agree there are possible 
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Passage 1 does not describe space mining in more general terms than 
does the author of Passage 2. Choice C is incorrect because the author 
of Passage 2 is not suggesting that the space mining proposals stated 
in Passage 1 are impractical. 

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QUESTION 50 
Choice B is the best answer.
In lines 18-28, the author of Passage 1 
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without regulation: “But miners have much to gain from a broad 
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claims will be disputed, investments risky, and the gains made 
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regulation procedures. 
QUESTION 51