- Step 1: Analyze the sentence. "Captivated throughout" implies the speech was engaging and positive, so the blank requires a positive adjective.
- Step 2: Evaluate options. Option (1) "Monotonous" means boring, contradicting captivation. Option (2) "Eloquent" means expressive and persuasive, fitting captivation. Option (3) "Vague" implies unclear, not engaging. Option (4) "Tedious" means dull, contradicting the context.
- Step 3: Verify context. "Eloquent" aligns with a captivating speech.
- Step 4: Cross-check. No other option suggests an engaging quality.
- Step 5: Conclusion. Option (2) is correct.