The germ theory of disease, anesthesia, X-ray, blood　transfusion and（）are five great scientific achievements which paved the way for modern surgery.

The germ theory of disease, anesthesia, X-ray, blood　transfusion and（）are five great scientific achievements which paved the way for modern surgery.
A.rehabilitation technology
B.vaccine
C.antibiotics
D.minimally invasive technology　
正确答案：antibiotics