Choose the correct answer.Which is a synonym of trenchant?smoothlong-termkeenapatheticnone of these.

Break Down the Problem

1. Identify the meaning of the word "trenchant."
2. Analyze the meanings of the provided options: "smooth," "long-term," "keen," "apathetic," and "none of these."
3. Determine which option aligns most closely with the meaning of "trenchant."

Relevant Concepts

• Definition of "trenchant": It means incisive, sharp, or having a keen forcefulness and effectiveness, especially in expression.
• Understanding of Synonyms: Synonyms are words that have similar meanings.

Analysis and Detail

1. Option Analysis:
   • Smooth: Generally implies a lack of roughness; not related to keen or incisive.
   • Long-term: Describes duration and is not a synonym.
   • Keen: Suggests being sharp or perceptive; correlates closely in meaning to incisive.
   • Apathetic: Implies a lack of interest or concern; opposite of trenchant.
   • None of these: This option would only be valid if none of the other options had a similar meaning.

Verify and Summarize

• Among the provided options, "keen" aligns most closely with "trenchant" as both suggest sharpness and incisiveness in understanding or expression.

Final Answer

Keen is the synonym of "trenchant."