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:
Morris J. MEYER, Petitioner v. UNITED STATES of America and Ezra Taft Benson, Secretary of Agriculture of the United States, Respondents.
No. 10892.
United States Court of Appeals Seventh Circuit.
March 8, 1954.
Writ of Certiorari Denied June 7, 1954.
See 74 S.Ct. 872.
John J. Toohey, Chicago, Ill., for peuyoner
J. Stephen Doyle, Jr., Sp. Asst, to Atty. Gen., Neil Brooks, Associate Sol., Donald Campbell, Atty., U. S. Department of Agriculture, Washington, D. C, Gilbert A. Horn, U. S. Department of Agriculture, Chicago, Ill., for respondent.
Before DUFFY, LINDLEY and SWAIM, Circuit Judges. .
PER CURIAM.
Petitioner seeks a review of an order of the Judicial officer of the s. De. partment of Agriculture acting for the Secretary of Agriculture, suspending petitioner’s registration under the Packers and stockyards Act, 7 U.S.C.A. § 181 et seq., as a dealer in livestock in the Union Stockyards, Chicago, Illinois.
The issues here involved are identical to those decided by this court in Celia v. United States of America, 7 Cir., 208 F. 2d 783. Based upon the authority of our decision in the Celia case, the order here-in of the Judicial Officer, acting for the Secretary of Agriculture, is
Affirmed.

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: 13