Which timber/grade is marked as the **treated/rot-resistant** pick in the training key (C in the group dump, Arabic trade name is noisy in OCR).
Choices
- (A) Black walnut
- (B) Redwood (generic phrase)
- (C) Preserved / CCA/ACQ treated naming (OCR: “al-jarad al-aswad” — verify the trade term on the PDF
- (D) Eastern red cedar
Correct answer: (C)
Preserved / CCA/ACQ treated naming (OCR: “al-jarad al-aswad” — verify the trade term on the PDF
Explanation
Draft. OCR garbled a trade name — re-open the page photo for the *exact* material label the exam used.