Answer:
Franklin D Roosevelt is the correct answer.
Step-by-step explanation:
After Great Depression, social security act was passed by both the houses on August 15, 1935 and was signed by president Roosevelt into law. The act was meant to solve the problems of old age pensions, the money for the insurance was deducted from the wages and employers payrolls instead of paying it from government funds. Funds were also provided for helping the unemployed and blind persons. The social security act allowed the social security board to register the citizens and send payments to the recipients. Before Social security elderly people regularly face the possibility of poverty after retirement. So it can be said that Roosevelt expanded the government to help the vulnerable citizens.