Which of the following are the characteristics of manuscript illustrations in Akbar-Nama ?(a) In the Mughal paintings of Akbarnama usually two painters collaborated a single painting.(b) The sketch and the colouring were usually done by a single painter.(c) The collaborator used to finish portraits only.(d) In certain paintings sketching, colouring and portraits are done by three different painters.Select the correct answer from the code given below :

• A. (a) and (d) only
• B. (a) and (c) only
• C. (a), (b) and (c) only
• D. (a), (b), (c), (d)