What follows is an opinion from a United States Court of Appeals. Your task is to identify the federal agency (if any) whose decision was reviewed by the court of appeals. If there was no prior agency action, choose "not applicable".

Opinion:
COLUMBIA AUTO LOAN, Inc., trading as Columbia Credit Company, a body corporate, by and through its President, Samson Dewey Gottlieb, Appellant v. DISTRICT OF COLUMBIA, Appellee.
No. 10971.
United States Court of Appeals District of Columbia Circuit.
Argued Oct. 19, 1951.
Decided Nov. 8, 1951.
Writ of Certiorari Denied March 3,1952.
See 72 S.Ct. 553.
Samuel F. Beach, Washington, D. C., with whom Leslie C. Garnett and Bernard Margolius, Washington, D. C., were on the brief, for appellant.
Chester H. Gray, Principal Asst. Corporation Counsel for the District of CoJumbia, Washington, D. C., with whom Vernon E. West, Corporation Counsel, Milton D. Korman, Asst. Corporation Counsel, and Clark F. King, Asst. Corporation Counsel, all of Washington, D. C., were on the brief, for appellee.
Before EDGERTON, WILBUR K. MILLER, and WASHINGTON, Circuit Judges.
PER CURIAM.
The judgment is affirmed on the opinion of Judge Qagett. Mun.Ct.App.D.C., 78 A.2d 857.

Question: What federal agency's decision was reviewed by the court of appeals?

Choices:
Benefits Review Board
Civil Aeronautics Board
Civil Service Commission
Federal Communications Commission
Federal Energy Regulatory Commission
Federal Power Commission
Federal Maritime Commission
Federal Trade Commission
Interstate Commerce Commission
National Labor Relations Board
Atomic Energy Commission
Nuclear Regulatory Commission
Securities & Exchange Commission
Other federal agency
Not ascertained or not applicable

Answer: 14