Direction: Change the sentence from direct speech to indirect speech.
Ankita's sister said to her, "I am not drinking much coffee these days"
1
Ankita's sister told her that she was not drinking much coffee these days.
2
Ankita's sister told her that she had not been drinking much coffee these days.
3
Ankita's sister told her that she was not drinking much coffee those days.
4
Ankita's sister told her that she had been not drinking much coffee those days.