Engineers first stumbled upon the site of Harappa while laying:
- Railway lines
- Canal channels
- Highway roads
- Telegraph lines
Show answer and solution
Correct answer: A. Railway lines
1. They carried off bricks for the tracks.
2. Railway building in Punjab revealed Harappa.
3. Archaeologists recognised the city about eighty years ago.
_Source: syllabus Our Pasts I, Chapter 3, In the Earliest Cities._