Direction: Change the sentence from direct speech to indirect speech.
Deepak said to me, "I would clear this exam earlier if I knew about this book."
1
Deepak told me that he had cleared that exam earlier if he had known about that book.
2
Deepak told me that he would have cleared that exam earlier if he knew about that book.
3
Deepak told me that I would have cleared that exam earlier if he had known about that book.
4
Deepak told me that he would have cleared that exam earlier if he had known about that book.