Parliamentary committees (functions): Parliament works through its committee system—what do these committees primarily do? Consider policy support and continuous oversight over executive actions and expenditure. Choose the best description.

Given data

• Committees assist the Houses in handling complex, technical and voluminous work.

Concept/Approach
Department-related and financial committees scrutinise demands for grants, policies and bills, provide specialist inputs to policy formulation, and maintain continuous executive oversight—hence (a) and (b) together capture the core functions.

Reasoning
• (a) Policy inputs: subject-matter examination → recommendations.• (b) Oversight: regular, detailed scrutiny beyond plenary time constraints.• (c) While committees promote procedural compliance, absolute enforcement is shared across presiding officers, rules, and judicial review—not solely committees.

Final Answer
Both (a) and (b)