Answers

2014-06-16T11:46:35+05:30
Advantages
it is fast and reliable 
it is cheaper than other means of transport
disadvantages
it is too crowded
and the security is very less
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2014-06-17T11:45:35+05:30
Advantages of metro-
Cheap
Environment friendly
Convenience

Disadvantages of Metro
Noise
Overcrowding
Rise In Crime
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