The correct option is D 4
The roads in India are classified into four types. They are National highways, State highways, District roads, and Village roads.
National highways are the roads that link important cities, like capitals of states and ports. State highways are roads that connect the capital city of a state with its district headquarters, major towns and other highways.
District roads link district headquarters with taluk headquarters, major towns, villages, railways and major highways. Village roads link taluk headquarters with village and district highways.