Consider the following statements regarding the territorial expansion of Chandragupta Maurya's empire: 1. The Junagadh rock inscription of Rudradaman I provides evidence of Chandragupta's control over Western India (Saurashtra). 2. Sangam literature, specifically poems by Mamulanar in the Ahananuru, contains references to Mauryan military expeditions into the far South. 3. Chandragupta Maurya's empire was strictly confined to Northern India, with the Narmada River acting as his southern boundary. Which of the statements given above is/are correct?

Options:

• A: 1 only
• B: 1 and 2 only
• C: 2 and 3 only
• D: 1, 2 and 3

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