Which one of the following statements about the Treaty of Allahabad is NOT correct?

• A. It was signed in the year 1765
• B. The Mughal Emperor by a Farman formally granted the Diwani of Bengal, Bihar and Orissa to the East India Company
• C. Awadh was restored to its Nawab on payment of Rs. 50 Lakhs
• D. Banaras and the surrounding tracts were detached from Awadh and handed over to Shah Alam II