一道英语词义辨析题When most people use the word culture,they think of

一道英语词义辨析题
When most people use the word culture,they think of people from different national backgrounds.National cultures,so to speak,play an important role in shaping the way people communicate.But there are other aspects of culture,too.Within a nation,regional differences can exert a powerful influence on communication.The difference in behavior between Alaskans and New Yorkers may cause one to think they are from two different countries.Race and ethnicity can also shape behavior.So can the age.The customs,values,and attitudes of a college-age person may vary from those of his or her parents who were raised in the 1950s,or her grandparents,who lived through the Great Depression and World War II.Still there are other differences that can create distinctive cultures; these include gender,sexual orientation,physical disabilities,religion,and socio-economic background to name a few.
The word significantly（已用星号标出） in the passage is closest in meaning to
• specifically.
• radically.
• overwhelmingly.
• sporadically.
该选那个?
请说明原因 必要的话请做相应翻译