Correct Answer:
D
An appropriation is a statutory authority from Congress that allows federal agencies to incur
obligations and make payments (outlays) for specific purposes. It is the most common and formal
type of budget authority.
Other terms:
Budget authority: General term for permission to spend
Allotment: Internal allocation by an agency
Apportionment: Control mechanism used by OMB
Relevant Reference:
U.S. Code Title 31 – § 1301 et seq.
GAO Red Book – Appropriations Law
OMB Circular A-11 – Budget Authority Definitions
Answer : D. appropriation