Rearrange the following sets of words and phrases to form meaningful sentences

(a). Indian/of/is /controlled/India/the /government/Railway/by 

(b). It/is/world/of/ the/the/networks/in/largest/one 

(c). million/20/about/passengers/Indian/daily/by/ travel/Railways 

(d). Indian/of/covers/almost/the/parts/ Railways/all/country

(a). Indian railway is controlled by the government of India. 

(b). It is the one of the largest network in world. 

(c). About 20 million passengers travel daily by Indian railways. 

(d). Indian railways covers the almost parts of the country.