With reference to Chandragupta I and the rise of the Gupta Empire, consider the following statements: 1. Chandragupta I issued the famous 'King and Queen' type gold coins (Chandragupta-Kumaradevi type) to commemorate his matrimonial alliance with the Lichchhavis. 2. The Lichchhavis were an ancient republican clan ruling from Vaishali, and this alliance helped the Guptas secure political legitimacy and control over Magadha. 3. The Gupta Era (Gupta Samvat) starting in 319-320 CE marks the exact date of Chandragupta I's death. Which of the statements given above is/are correct?

Options:

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

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