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.
The findings and judgment of the trial court find full support in the record. Appellant has failed to meet the burden imposed upon a plaintiff in a Section 4915 proceeding and is not entitled to a patent.
Affirmed.
35 U.S.C.A. § 63; Abbott v. Coe, 71 App.D.C. 195, 197, 198, 109 F.2d 449, 451, 452; Daniels v. Coe, 73 App.D.C. 54, 58, 116 F.2d 941, 945; Morrison v. Coe, 75 U.S.App.D.C. 219, 220, 127 F.2d 737, 738.

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