Which of the following committees are helped by the CAG in his work of exercising legislative control over the executive?
1. Public Account Committee
2. Privileges Committee
3. Estimates Committee
4. Committee on Public Undertakings

Correct option is D

The correct answer is (d) 1 and 4

Explanation:
• The CAG acts as a "Guide, Friend, and Philosopher" to the Public Accounts Committee (PAC).
• The CAG also assists the Committee on Public Undertakings (COPU) by providing audit reports on PSUs.
• The Estimates Committee and Privileges Committee do not take direct assistance from the CAG in their standard operations.

Information Booster:
• The PAC consists of 22 members (15 from Lok Sabha, 7 from Rajya Sabha).
• The CAG's reports on Appropriation Accounts and Finance Accounts are examined by the PAC.

Additional Knowledge:
1, 3 and 4 (Option a)
• The Estimates Committee (3) examines the estimates included in the budget and does not rely on CAG reports.
1, 2 and 4 (Option b)
• The Privileges Committee (2) deals with breaches of parliamentary privileges.
1, 2 and 3 (Option c)
• Incorrect as it includes committees not assisted by the CAG.

So the correct answer is (d)