The ideal of 'Welfare State' in the Indian Constitution is enshrined in its

  1. Preamble 
  2. Directive Principles of State Policy
  3. Fundamental Rights 
  4. Seventh Schedule


A welfare state is a concept of the government in which the state plays a key role in the protection and promotion of the economic and social well-being of its citizens.

The Directive Principles of State Policy (DPSP) provides guidelines to the central and the state governments of India, to be kept in mind while framing laws and policies. The concept behind DPSP is to establish a "Welfare State" rather than a "Police State" such as of colonial era. In other words, motive behind inclusion of DPSP is to establish social and economic democracy rather than Political democracy.

The correct option is B.