Which official government document outlines the projected borrowing requirements and credit sources intended to bridge the state's fiscal deficit?

The correct answer is Annual Financial Statement.

Explanation:
1. Annual Financial Statement: The Annual Financial Statement is the primary budget document laid before the legislature (under Article 112 for the Union and Article 202 for State Governments in India). It presents the estimated receipts and expenditures of the government for the financial year. It explicitly details the projected capital receipts, market loans, public debt, and other credit sources required to bridge the fiscal deficit.

2. Finance Bill: This document contains the legislative proposals for levying new taxes, modifying existing tax structures, or continuing current tax arrangements.

3. Economic Survey: This document provides an analytical review of the nation's or state's economic performance over the past financial year.

4. Demands for Grants: These are estimates of spending requirements presented by individual ministries and departments for parliamentary or legislative approval.