Given below are six sentences, out of which sentences A and F are in the correct position. Sentences B, C, D and E are in a jumbled order. Select the option that gives the correct order.

A. Magadha was the most powerful and prosperous kingdom in north India from the 6th century BC to the 4th century BC.
B. The second queen was Chellana, the daughter of the famous Lichchhavi chief, Chetaka of Vaisali.
C. His principal queen was Kosaladevi, the sister of Prasenjit of Kosala.
D. Bimbisara (547-495 BC) consolidated his power and influence through matrimonial alliances.
E. Its real founders were Bimbisara and Ajatasatru. 
F. Khema, daughter of Madra of Punjab, was his third queen.