The correct answer is option 3: Le Corbusier. Le Corbusier, a Swiss-French architect, was responsible for the town planning of Chandigarh. He was chosen by the Indian government to design the city after India gained independence. Le Corbusier`s design for Chandigarh was based on modernist principles, with a focus on functionality and efficiency. He divided the city into sectors with well-planned roads, green spaces, and amenities. His design included government buildings, educational institutions, and residential areas. Le Corbusier`s contribution to the planning and architecture of Chandigarh has made it a unique and well-organized city.