Categorise canals, houses, schools, railways, ships, hospitals,banks, development banks, aerodromes, courts, power plants, transmission lines and satellites into categories of economic and social infrastructure.
Economic Infrastructure
(i) Canals (ii) Railways (iii) Ships
(iv) Banks (v) Development banks (vi) Aerodromes
(vii) Power plants (viii) Transmission lines (ix) Satellites
Social Infrastructure
(i) Houses (ii) Schools
(iii) Hospitals (iv) Courts