The oxymoron emphasizes Marcus's efforts. It showcases his determination and resilience despite challenges.
The effect of the underlined oxymoron in the sentence is: It emphasizes Marcus's efforts to focus on his task.
An oxymoron is a figure of speech that combines contradictory terms, like 'studiously ignoring.' In this context, it highlights Marcus's determination to focus on his presentation despite the challenging situation.
This oxymoron helps to portray Marcus as resilient and focused, showcasing his ability to persevere even in adverse circumstances.
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