The London Underground Railways eventually became a huge success'. Support the statement with examples.
(i) By 1880, the expanded train service carried 40 million passengers a year.
(ii) Population in the city became dispersed.
(iii) New York, Tokyo, Chicago built underground railway by the 20th century.
(iv) Planned suburbs and a good railway network enable large numbers to live outside central London.
(v) Social distinctions wore down.