Consider the following statements about the Mughal Mansabdari System and select the correct answer from the code given below: 1. Zat and Sawar ranks were granted. 2. The Mansabdars were hereditary officers 3. There were three categories of Mansabdars. 4. They were paid by Diwan's office:

• A. All the four statements are correct
• B. All the four statements are incorrect
• C. Only 1,2 and 3 are correct
• D. only 1 and 3 are correct