The author of the passage suggests that the invention of optical tweezers is a major breakthrough in medical and scientific research. The text provides an example of this breakthrough: a new way to manipulate particles for study. This is an example of what the text claims is a major breakthrough.
SAT · English · previous-year question
- A.Thus,
- B.In other words,
- C.For example,correct
- D.However,
Answer
C. For example,
Explanation
The transition 'For example' is the most logical choice because it introduces an example to support the previous claim. The other choices don't logically connect to the previous claim, and they don't maintain the conventions of Standard English.
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