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单选题
“警告”、“警戒”和“注意”之类的插入语应简短明了，并用于强调重要的指示。
A
Inserts such as warnings, cautions or notes in the text shall be short and concise and be used to emphasize important and critical instructions.
B
Insertions such as warning, caution and attention should be short and clear and used to emphasize important instructions.
C
Insertions such as warnings, alerts and notes should be short and concise and only used to emphasize important instructions.
答案解析
正确答案：A
