Kautilya’s ‘Arthashastra’ mainly deals with:
a. Political state craft
b. Social aspects
c. Economic doctrines
d. Military aspects

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The Arthashastra is an ancient Indian treatise on statecraft, economic policy and military strategy, written by Kautilya. It is essentially a book of state and administrative system and deals with the art of government and politics. It is a comprehensive manual on how a state ought to be ruled and administered by a king and his administration.
Hence, the correct option is (a).

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