Which of the following about the Arthasastra is/are incorrect?(i) It is divided into 15 parvas. (ii) It was originally written in Prakrit language. (iii) It is a treatise on Mauryan political economy and administration. (iv) Its evidence is not corroborated by any other source. Select the answer from the codes below:

• A. i, ii and iv
• B. ii and iii
• C. ii and iv
• D. i and iv