Anyone who has SARS may transmit the virus to the other by coughing or sneezing; it is a ______disease.
【正确答案】 C
【答案解析】解析：communicable可传染的。dangerous危险的。lethal致命的。mysterious神秘的。根据句意，是指SARS可通过打喷嚏等方式传播，所以选项C符合题意。