In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.
I said to my sister, 'where were you this evening?'
1). I asked my sister where she was that evening.
2). I asked my sister where she had been that evening.
3). I asked my sister where she was this evening.
4). I asked my sister where she has been that evening.
7. What is the substitute of - The study of ancient civilizations