Which or the following is known as the lifelines of a country?

A. Natural growth rate of population

B. Food supplies

C. Energy resources

D. Modem means of transport and communication

Answer: Option D

Solution(By Examveda Team)

Modem means of transport and communication is known as the lifelines of a country. The means of transportation and communication are called the lifelines of a nation and its economy because they are the preconditions for progress and development.