Which among the following is correct in the context of R. K Narayan?

1. His The Guide is an open-ended novel.

2. Most of the characters of his novels are from elite section of society.

3. He wrote a short story titled "The Martyr's Corner."

4. He received the Booker's prize for his novel The Vendor of Sweets.

5. Malgudi is a real-life city in Karnataka.

Choose the correct option given below :