Task: songer_opinstat

What follows is an opinion from a United States Court of Appeals. Your task is to identify whether the opinion writter is identified in the opinion or whether the opinion was per curiam.

PER CURIAM.
It appearing that the petition for review ■in this case is based upon a decision of an intermediate administrative body entitled Appeals Council and not upon an order of the United States Railroad Retirement Board which is an independent agency in the executive branch of the United States Government, Section 10(a) Railroad Retirement Act 1937, 50 Stat. 314, 45 U.S.C.A. § 228j(a), and it further appearing that review can be had only from a decision of the Board the proceeding must be and is dismissed.
Petition dismissed.

Question: Is the opinion writer identified in the opinion, or was the opinion per curiam?
A. Signed, with reasons
B. Per curiam, with reasons
C. Not ascertained
Answer:

Answer: B