0. Directive Principles of State Policy aim at:
The Directive Principles aim to establish a just and equitable society by promoting social and economic democracy. They guide the State in formulating policies to ensure welfare, reduce inequality, and support the underprivileged, thereby forming the base for genuine democracy in the country.
Option A: ensuring individual liberty
Incorrect; liberty is ensured through Fundamental Rights, not Directive Principles.
Option B: ensuring and strengthening the country's independence
Incorrect; national independence is not the direct aim of Directive Principles.
Option C: protecting the depressed classes
Incorrect; while they aim for welfare, this is not the sole purpose.
Option D: providing social and economic base for genuine democracy in the country
Correct; this is the comprehensive aim of the Directive Principles.