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Difficulty: Very hardIdentifying Main Conclusions and Final Claims

Despite widespread assertions by venture capitalists that quantum computing start-ups will achieve commercial viability within the next decade, commercial adoption of quantum processors will remain economically infeasible for the foreseeable future. Proponents often highlight recent laboratory breakthroughs in quantum error-correction protocols to support their optimistic timeline; however, translating these delicate laboratory demonstrations into mass-produced industrial hardware demands synthetic material purities currently impossible to achieve at scale. Therefore, although ongoing research in quantum information theory will surely yield profound insights for theoretical physics, it cannot overcome the overwhelming financial and physical barriers to near-term market viability.

Which of the following best expresses the main conclusion of the argument above?

  1. Widespread commercial adoption of quantum processing technology is unlikely to become economically viable in the near term.Answer
  2. B
    Translating quantum error-correction protocols into industrial hardware requires material purity levels that cannot currently be produced at scale.
  3. C
    Recent laboratory breakthroughs in error-correction protocols demonstrate that quantum processors can achieve scalable performance.
  4. D
    Research in quantum information theory is primarily valuable for advancing theoretical physics rather than practical computing applications.
  5. E
    Venture capital investment in quantum computing start-ups will decline sharply over the next decade due to unrealized financial expectations.

Answer

The main conclusion of the argument is that widespread commercial adoption of quantum processing technology is unlikely to become economically viable in the near term.
The author's primary objective is to refute the optimistic timeline of venture capitalists and establish that commercial adoption of quantum processors will remain economically infeasible for the foreseeable future. The rest of the passage provides technical justification (material purity requirements) and addresses potential counterarguments or minor side benefits (theoretical physics insights) in service of this main claim.

Step-by-Step Solution

1
Analyze the argument structure and locate structural pivot words.
Identified the opening main claim ('commercial adoption... will remain economically infeasible'), followed by proponents' counter-evidence, a structural pivot ('however'), a supporting physical premise, and a concluding synthesis ('it cannot overcome...').
Understanding structural roles distinguishes the author's main assertion from evidence and concessions.
2
Evaluate the functional role of each sentence.
The statement about material purities serves as evidence explaining the physical barrier, while the statement about theoretical physics is a concession.
Subordinate claims and evidence exist to justify the primary thesis regarding economic infeasibility.
3
Match the primary thesis to the correct option.
The statement expressing that commercial adoption of quantum processing technology is unlikely to become economically viable in the near term accurately paraphrases the author's primary claim.
The correct option must state the ultimate assertion that all other premises and rebuttals serve to prove.

Key Concept

Identifying Main Conclusions in Complex Arguments
Estimated Time:2m 0s
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Topics

Identifying Main Conclusions and Final Claims

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