选择最佳译文：有些厕所仍然是这次尾声大扫除活动的死角。

A.Some toilets seem immune to the clean-up campaign.

B.Some toilets seem to be still dead corners in the clean-up campaign.

C.Some toilets seem untouched in the clean-up campaign.

D.Some toilets seen to be still dead corners in this cleaning movement.

正确答案：Some toilets seem immune to the clean-up campaign.