Leprosy is caused by the bacterium Mycobacterium leprae. In ancient times, it spread throughout China, Egypt, India, and Western Europe. Which best describes the spread of this bacterium?
A.
The bacterium caused a pandemic.
B.
The bacterium infected people quickly.
C.
The bacterium caused a local epidemic infection.
D.
The bacterium caused mild infection, only sporadically.
please answer, has to be turned in tonight.
