[Source or answer dispute] Official A: ruling-reliance gap

What you will learn

Disputed-question explanation: official result first, then historical evidence, limitations and uncertainty.

Saved full original question 58 (stem, options A–D) and official key line. Original PDF: cble-ace/public/official-pdfs/october-2025-cble-exam.pdf (SHA-256 335ab9ee2c1dfd53f9a421e902efbc5be24813653e3019f55f3c9cefcf73e7b5). Options B, C and D recorded as evidence and shown only as unanalysed printed choices.; October 2025 CBLE answer key text, line 58 (historical official answer). Original PDF: cble-ace/public/official-pdfs/october-2025-cble-answer-key.pdf (SHA-256 a041946095a3d4fe1905d2d19745aaab8a514ac62923de78f1247311542dc700).; October 2025 CBLE text: cover directions and reference editions. Extracted text of the exam PDF above.; Original exam PDF page CBLE P. 25 (question 58), rendered locally to PNG in /tmp and physically viewed by this author. Image source; excerpt is this author's transcription, not a text substring.; Original answer key PDF page 2, rendered locally to PNG in /tmp and physically viewed by this author. Image source; excerpt is this author's transcription.; 19 CFR 177.9, full (a)–(c) read ((d)–(e) reserved). Official XML: https://www.govinfo.gov/content/pkg/CFR-2024-title19-vol2/xml/CFR-2024-title19-vol2-sec177-9.xml (local XML SHA-256 f69a1f13c3359ef1491fa1e333414fa1c9128d965020d71fc61816a11247c74d); 19 CFR 177.9(c) reliance on ruling letters by others (same file as above).; 19 CFR 177.12, full (a)–(e) read, including (c) previous treatment and (d) notice exceptions. Official XML: https://www.govinfo.gov/content/pkg/CFR-2024-title19-vol2/xml/CFR-2024-title19-vol2-sec177-12.xml (local XML SHA-256 1b604d78a4d1dcb15ff364e2f42628694392bd4670a12f4550ad1d2fe73b3e9e); 19 CFR 159.12, full (a)–(f) read; (a)(2) cited by the key. Official XML: https://www.govinfo.gov/content/pkg/CFR-2024-title19-vol2/xml/CFR-2024-title19-vol2-sec159-12.xml (local XML SHA-256 b6e03710c00ae0a40ae2dbdaaaef43181f461223ea09b4e078cb1e4477f1662b) · October 22, 2025 Customs Broker License Examination, 'Publication Number: 5258-1125' (as printed); October 2025 answer key 'CBP Publication: 5254-1125' (as printed; not reconciled). Exam reference per cover: Title 19 CFR ('2024 Revised as of January 1, 2024', as printed on the cover). Text used: GovInfo 2024 annual Title 19 (revised as of April 1, 2024) sections 177.9, 177.12 and 159.12. The cover date January 1 and the annual-edition date April 1 are recorded as found, not reconciled. No later rule or current law is used.
Explained using the historical edition for this exam.