The purpose of the campaign is to raise the public’s of the dangers of passive smoking.
A. existence
B. connection
C. awareness
D. consciousness
网友回答
A. existence
B. connection
(答案→)C. awareness
D. consciousness
解析：考察名词词义辨析。A存在B连接，联系；C意识；D观念；知觉；句意：这次活动的目的在于提高公众对于被动抽烟危险的意识。故C正确。