A developer is using a technique to improve the reliability of a language model's output. For a single request to summarize a text about cellular biology, the model generates the four different one-sentence summaries listed below. After processing these four candidates, the system selects 'Summary A' as the final output.

• Summary A: The mitochondrion is the cell's power plant, generating ATP through cellular respiration.
• Summary B: Often called the powerhouse of the cell, the mit

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