23. The old building is in a good state of ______ except for the wooden floors.
A. observation B. preservation C. conservation D. compensation

<preservation>
preservation 保存
</preservation>

<conservation>
conservation (楼房等)保存
conservative 保守的
conservation organization 动物保护组织
conservative organization 保守组织
</conservation>

<observation>
observation 观察，观测
</observation>

<compensation>
compensation 补偿，赔偿
compensate 付报酬
</compensation>

<dispense>
dispense 分配，分送(财务)
pense 花费，分开花费
appropriate 适当的
</dispense>