To effectively showcase a high 'Lexical Resource' band score in IELTS Speaking Part 3, beyond just using advanced vocabulary, which strategy demonstrates a more sophisticated command of language?

The correct answer to the question "To effectively showcase a high 'Lexical Resource' band score in IELTS Speaking Part 3, beyond just using advanced vocabulary, which strategy demonstrates a more sophisticated command of language?" is Option B: Incorporating idioms and phrasal verbs naturally and appropriately within context..

The other options — A) Speaking very quickly to cover more ground and impress the examiner., C) Repeating keywords from the examiner's question to ensure relevance., D) Focusing solely on grammatical accuracy, even if it limits vocabulary choice. — are incorrect for this English question. As explained above: Using idioms and phrasal verbs correctly and naturally demonstrates a deeper understanding of English vocabulary and idiomatic expressions, which is a hallmark of a high 'Lexical Resource' score.