The Wardha Scheme is related to:

The Wardha Scheme, also known as Nai Talim or Basic Education, was a revolutionary educational plan proposed by Mahatma Gandhi in 1937. It is fundamentally related to Education.

• The scheme emphasized learning through activity, vocational training, and making education self-sufficient by linking it to productive work, aiming for holistic development of children.
• It sought to make education relevant to the lives of the students and the needs of the community.
• Options 'Agriculture', 'Child welfare', and 'Development' are broader societal aspects, but the Wardha Scheme specifically focused on reforming the educational system to achieve these broader goals, making 'Education' the precise answer.