Explanation: The Second Five-year plan was drafted under the leadership of P. C. Mahalanobis. It focused on heavy industries and followed socialist pattern of society as its goal.Since savings and investment were growing in this period, a bulk of these industries like electricity railways, steel, machineries and communication could be developed in the public sector. However it had its problems as well,because industry attracted more investment than agriculture, the possibility of food shortage became adverse.So, the planners found balancing industry and agriculture really difficult; while K. N. Raj drafted sections of India’s first Five-Year Plan