AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
Option B – Indus Valley civilisation
As early as 3000 BCE, an active coastal trade linked the Indus Valley civilisation with present-day West Asia.
The answer is directly stated in the passage under The Pre-modern World (Chapter 3): "As early as 3000 BCE an active coastal trade linked the Indus valley civilisations with present-day West Asia." Students must quote or closely paraphrase the textbook line for full marks.