With reference to the administrative terminology used during the reign of Harshavardhana, consider the following statements: 1. The 'Mahasandhivigrahadhikrita' was the high official responsible for foreign relations, war, and peace. 2. The terms 'Chatas' and 'Bhatas' referred to the regular and irregular soldiers who also performed police duties and maintained law and order. 3. The 'Prathama-Kayastha' was the chief of the guild of artisans who advised the provincial governors. 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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