Consider the following statements regarding the social stratification in the Indus Valley Civilization: 1. The division of cities into a fortified Citadel and a Lower Town is the primary architectural evidence of social hierarchy. 2. The variation in grave goods, ranging from simple pottery to precious ornaments of gold and jasper, indicates economic disparity among the deceased. 3. The presence of large, multi-roomed houses alongside single-room barracks at Harappa suggests distinct occupational or class-based residential segregation. Which of the statements given above 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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