The correct options are
B the digging of canals and wells
C foundation of cities and construction of colleges, mosques, hospitals etc
Mohammad-Bin- Tughlaq was succeeded by his cousin, Firoz Shah Tughlaq. He was an orthodox Muslim. He decided not to waste money on wars. He ruled according to Islamic law. He followed constructive policies. He was a great builder. He got repair work done and dug a number of canals from the Sutlej and the Yamuna rivers. He built a number of dams. Hundreds of wells were sunk. He set up hospitals for free treatment and built rest houses. He built a hundred sarais for the travellers and merchants.