19. 組織外部的總體環境是指？ (A)經濟與社會 (B)機會與優勢 (C)競爭者 (D)以上皆是

2. TB is caused by a tenacious bacterium, *mycobacterium tuberculosis*. One victim can cough up to 4 billion bacilli a day, so it's not surprising that most people are infected by inhaling droplets of saliva. (A) 人大多是經由接吻而感染 (B) 大多數的人是經由飛沫傳染 (C) 人感染大多都是因為吸入沙塵 (D) 人大多是經由體液而感染