The one that is the best way to find the correct answer for a sentence completion question on a reading test is : c. look at the main parts or the paragraph and infer the answer
The main parts is basically the core of the content. If you find it, it would be really likely that you could answer a question about it
hope this helps
I think Nick’s narration make us feel that Gastby is an unreliable character
The answer is: [C]: "leave out".
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