Concept:
The Indus Valley Civilization is known for its advanced urban planning and trade networks, including both inland and maritime trade.
Step 1: Understanding Lothal.
Lothal, located in present-day Gujarat, was an important Harappan site.
Step 2: Key feature of the site.
It is famous for having one of the world's earliest known dockyards, indicating maritime activity.
Step 3: Function of the dockyard.
- Facilitated trade with distant regions like Mesopotamia
- Allowed ships to dock and load/unload goods
- Demonstrates advanced knowledge of tides and engineering
Step 4: Significance.
- Shows importance of sea trade in Harappan economy
- Reflects technological advancement
Step 5: Eliminating other options.
- Religious center: No major evidence
- Military fort: Not its primary function
- Agricultural settlement: Though present, not its defining feature
Step 6: Conclusion.
Thus, Lothal served as a dockyard or port facility.