Question : What is a significant archaeological feature of Harappa that demonstrates its urban planning?
Option 1: Large public buildings
Option 2: Fortified city walls
Option 3: Uniformly sized bricks
Option 4: Extensive drainage system
Correct Answer: Extensive drainage system
Solution : A significant archaeological feature of Harappa that demonstrates its urban planning is its extensive drainage system, which indicates a high level of sophistication in managing water and sanitation.