_____ with the size of the whole earth，the biggest ocean does not seem big at all.

A．Compare

B．Having compared

C．Comparing

D．Compared

建筑工程索赔按照索赔目的和要求可分为工期索赔和（）。

A．延期索赔

B．变更索赔

C．费用索赔

D．加速索赔