Directions (Qs. 16 to 20) : In each of the following sentences, an idiomatic expression or a proverb is highlighted. Select the alternative which best describes its use in the sentence. : After trying hard to convince Narendra to change his ways, Raman realised that a leopard cannot change its spots.

• A. Raman realised that Narendra would never change his ways.
• B. Raman realised that Narendra was helpless.
• C. Raman realised that he was not good at convincing others.
• D. Raman realised that Narendra would change his ways soon.
• E. Raman realised that someone else was forcing Narendra to act in a certain way.