Which entity assists the president in overseeing the preparation of the President's Budget?

The OMB assists the President in preparing the President’s Budget, which is submitted annually to Congress. OMB coordinates budget instructions, evaluates agency requests, and ensures alignment with presidential policies.

Other roles:

GAO: Supports Congress and performs audits

CBO: Provides nonpartisan budget analysis to Congress

U.S. Treasury: Manages federal finances but does not oversee budget preparation

Relevant References:

OMB Circular A-11 – Role in Budget Formulation

U.S. Code Title 31 – Role of OMB

GAO Budget Glossary

Answer: C. OMB