In context of Battle of Buxar, consider the following statements:
a. Diwani of Bengal was given to British East India Company.
b. Districts of Kora and Allahbad were returned to Mughal Emperor.
c.  A pension of Rs. 26 lakhs per annum given to Mughals.
d.  The state of Awadh returned to Nawab of Awadh Shuja-ud-daullah.
Choose the correct options: