Question

Which pathogen, by being the smallest, is able to spread and infect the greatest number of hosts?

O
A. bacteria
O
B. fungi
C. protists
o
D. viruses

Answer 1

If I'm not wrong then it should be D

Step-by-step explanation:

Answer 2

The Answer is A. Bacteria

Step-by-step explanation:

A pathogen can be a bacterium, virus, or other microorganisms that can cause disease. A bacteria is the smallest pathogen on earth. Plus they reproduce faster than the other options because bacteria reproduce through binary fission.