Singapore, along with other cities and countries around the world, is Investing heavily in the future, particularly in smart (1)__________________ , to solve its problems. But this idea of a ‘smart city’ is still an abstract concept for many. We define smart cities as adding communications and IT to urban infrastructure to improve (2)__________________ .Devices equipped with smart technology can collect and send data to be analysed in order to switch off streetlights when there are no pedestrians or vehicles. The (3)________________ are endless. Singapore’s Jurong District has become a test bed for such innovations. Hundreds of data collection sensors spread the area, with the information being used to manage several (4)___________ _____ of life there, from the driverless electric buggies that transport people around, to the comfort levels of bus rides. Advanced (5)________________________ analyses videos to reveal when public spaces need to be cleaned and monitors are installed in stores or offices to deploy staff where they are most needed.

• A. 
  techonology
• B. 
  tech
• C. 
  tenological
• D. 
  technologically