_____ all his efforts , he failed.[ ]

A. Though  

B. In spite of

C. Even though

D. Instead of

在建筑立面图中，如需标注竖向尺寸，一般标注三道尺寸：外边一道尺寸标注建筑物的______；中间一道尺寸标注各楼层间的______；里边一道尺寸标注门窗等各细部的______。