Article 112 deals with:

The correct option is Union Budget.

Article 112 of the Constitution of India deals with the Annual Financial Statement, which is popularly known as the Union Budget of India.
This statement contains the estimated receipts and expenditure of the Government of India for a particular financial year.

Here is a breakdown of what the other options represent in the Indian Constitution for absolute clarity:
- Consolidated Fund of India: Dealt with under Article 266(1).
- Public Account of India: Dealt with under Article 266(2).
- Contingency Fund of India: Dealt with under Article 267.