i. Magadha was a region where agriculture was productive.
ii. The Ganga and its tributaries provided a means of cheap and convenient communication.
iii. Iron mines were accessible and provided resources for tools and weapons.
iv. Elephants, an important of the army, were found in forests in the region
v. Ambitious kings, of whom Bimbisara, Ajatasattu and Mahapadma Nanda are the best known, and their ministers, who helped implement their policies
vi. Any other relevant point
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(Any three points to be examined)