Television advertising has been under constant  scrutiny  for the last few years.

A. counterattack

B. pressure

C. examination

D. revision

【答案解析】本题正确选项C。译文：这几年来，电视广告常常受到审查。解析：在四个选项中，A项counterattack “反击”；B项pressure “压力”；C项examination “检查，调查”；D项revision “校订，修订”。这里需要选择和题中画线词scrutiny “仔细观察，详细审查”意思相近的词，因此，依据题意在四个选项中最符合题意的选项是C。