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单选题
2512. 在与修订部分相对的页面的左边,使用马克垂直线来标识对插图的修订,或使用“指向手势”( )
A
Identify a revision to an illustration with a Mack horizontal line in the left margin opposite the revised portion or use a “pointing hand”(O).
B
Identify a revision to an illustration with a Mack vertical line in the left margin opposite the revised portion or use a “pointing hand”(O).
C
Identify a revision to an illustration with a Mack longitudinal line in the left margin opposite the revised portion or use a “pointing hand”(O).
答案解析
正确答案：B
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