The Preamble to the Constitution of India secures 'Liberty' to all its citizens. Which of the following types of liberty is NOT explicitly mentioned in the Preamble?

Explanation

The Preamble secures five types of Liberty: Thought, Expression, Belief, Faith, and Worship. 'Opportunity' is mentioned under Equality (Equality of status and of opportunity), and 'Economic' is mentioned under Justice (Social, Economic, and Political justice). There is no 'Liberty of Economic Opportunity' explicitly mentioned.