In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech. Neha said, 'Need I write a letter?'1). Neha asked if she have to write a letter.2). Neha asked if she had been writing a letter.3). Neha asked of writing a letter.4). Neha asked if she had to write a letter.