One of the most important method of improving public transport is
Construction of canals
Metro railways
Construction of high ways
None of the above
The Television was invented by
John Logie Baird
Guglielmo Marconi
John Gutenberg
Alexander Graham Bell
The printing machine was invented in the year
1223
1333
1443
1553
The communication signals are sent to other countries through
Satellites
Radio waves
E-mails
Computers
The first film was shown in the year
1892
1893
1894
1895