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单选题
1114. Exterior Placards and Markings are required for ground servicing instructions, inspections, cautions and warnings.
A
Exterior Plates and Signs are required for ground servicing instructions, checks, warnings and cautions.
B
External Placards and Symbols are necessary for ground servicing instructions, inspections warnings and cautions.
C
Internal Plates and Markings are required for ground servicing instructions, reviews, ＇warnings and cautions.
答案解析
正确答案：A
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