单选题 During the Tang era, a government doctor's annual salary depended upon A the effectiveness of his treatment. B the extent of his medical experience. C the number of people he had successfully trained. D the breadth of his medical expertise.
【正确答案】 A
【答案解析】Last sentence of paragraph 3: They (doctors) were remunerated in accordance with the number of cures they had effected during the past year.