Detailed Solution:
The correct answer is “Shahab Nahr”.
Shahab Nahr was the Mughal period canal constructed by restoring the Rajabwah of Firuz Shah.
The Rajabwah was an irrigation canal built by Sultan Firoz Shah Tughlaq during his reign in the 14th century. It was later restored by the Mughal emperor Akbar, who renamed it Shahab Nahr.