Astronomers have recently detected a new exoplanet orbiting a nearby star. This celestial body, located approximately forty light-years from Earth, features an atmosphere rich in carbon dioxide. Scientists are eager to study this planet because it is super cool for understanding atmospheric development.
Which of the following options, if substituted for the underlined portion, best maintains the tone of the passage?
- ANO CHANGE
- presents a valuable opportunityAnswer
- Crepresents a truly magnificent and peerless gateway
- Dprovides an important resource on understanding
Answer
The option that states 'presents a valuable opportunity' is the correct answer.
The correct option, 'presents a valuable opportunity', fits the academic and professional tone established in the rest of the passage, which features formal phrasing such as 'celestial body' and 'features an atmosphere rich in carbon dioxide'.
Step-by-Step Solution
Key Concept
Tone consistency requires maintaining a uniform level of formality (register) and style throughout a passage.
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