Explanation:

- Option 1: Malgudi Days

- Authored by RK Narayan.

- This is a collection of short stories set in the fictional town of Malgudi.

- Option 2: The Guide

- Written by RK Narayan.

- The novel tells the story of a tour guide named Raju, who transforms into a spiritual guru.

- Option 3: Swami and Friends

- Also authored by RK Narayan.

- This book marks the debut of his literary career and introduces the character Swami and his adventures.

- Option 4: The Jungle Book

- Authored by Rudyard Kipling, not RK Narayan.

- A classic collection of stories about the adventures of Mowgli, a boy raised by wolves in the jungle.