Correct option is D
Option (d) contains an error.
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Error: The phrase "not more good" is grammatically incorrect.
· The correct form should be "not better."
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Grammatical rule used: When comparing two states, "better" is used as the comparative form of "good." "More good" is not a correct structure in English.
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Corrected sentence: "Neither my brother nor my brothers-in-law attended the meeting as his health is not better."
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Example: She felt better after taking the medicine, not more good.