Step 1: Identify the attire described.
In R. K. Narayan’s *The Guide*, Nanukaka, a key character, is described wearing an Aligarhi kurta. This piece of clothing is often associated with a traditional Indian look.
Step 2: Analyze the options.
- (A) a knee length black coat: Incorrect. Nanukaka is not described as wearing a black coat in the novel.
- (B) Aligarh pajamas: Incorrect. Aligarh pajamas are a type of clothing but not specifically mentioned for Nanukaka.
- (C) a Jodhpur coat: Incorrect. While Jodhpur coats are traditional, this is not the garment Nanukaka is described wearing.
- (D) an Aligarhi kurta: Correct. Nanukaka is described wearing an Aligarhi kurta.
Step 3: Conclusion.
The correct answer is "an Aligarhi kurta."