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  3. Another factor in the display of art objects (concerns their continued) (preserv

Another factor in the display of art objects (concerns their continued) (preserv

游客2025-05-07  1
问题 Another factor in the display of art objects (concerns their continued) (preservation). Because of the sensitivity of some of the materials (used in their creation), it is necessary to control within narrow limits the temperature, humidity, and lighting (which) they are exposed.
选项 A、concerns their continued
B、preservation
C、used in their creation
D、which
答案 D
解析 (改为: to which)
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