[Incomplete question conditions] Official D · all 5 on GN 4(c) list · watch determination not stated

What you will learn

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

Exam cover instruction; Exam cover reference list (HTSUS); Exam category heading; Question 51 stem; Question 51 choices A–E; Answer key row 51; Answer key reference materials (version inconsistency, disclosed only); HTSUS (2020) General Note 4(c) chapeau; HTSUS (2020) General Note 4(c)(i); HTSUS (2020) General Note 4(c)(ii); HTSUS (2020) General Note 4(c)(iii); HTSUS (2020) General Note 4(c)(iv); HTSUS (2020) General Note 4(c)(v); HTSUS (2020) General Note 4(c)(vi); HTSUS (2020) General Note 4(c)(vii); HTSUS (2020) General Note 4(c)(viii); HTSUS (2020) GN p.13 full page image (General Note 4(b)(i)–(c)(viii)) · April 21, 2021 Customs Broker License Examination (Series 860), Category IX – Entry, question 51 on exam PDF page 23 (rendered locally from original-exam.pdf and viewed); 'April 2021 Broker License Exam Answer Key' row 51 on key PDF page 2 (rendered and viewed). Cover reference: Harmonized Tariff Schedule of the United States (2020 Basic Edition, No Supplements). HTSUS (2020) General Note 4(c), GN p.13, full page PNG viewed (all eight may-not-be-designated items). The key's closing reference list names the 2019 Basic Edition; the cover edition (2020) is used and the inconsistency is disclosed, not harmonized.
Explained using the historical edition for this exam.