Select the most appropriate direct form of the given sentence.
Madhuri told me that I could stay in her flat whenever I was in Kolkata.
1
Madhuri said to me, “I could stay in her flat whenever I was in Kolkata.”
2
Madhuri said to me, “You can stay in my flat whenever you are in Kolkata.”
3
Madhuri said to me, “I can stay in my flat whenever I am in Kolkata.”
4
Madhuri said to me, “You could stay in her flat whenever she was in Kolkata.”