Pertussis Has All of the Following Characteristics Except _______

Multiple Choice

Pertussis has all of the following characteristics except _______.

A) the pathogen has virulence factors to destroy the action of respiratory cilia
B) the catarrhal stage has persistent, hacking coughs with "whoops"
C) the early stage resembles a cold with nasal discharge and sneezing
D) DTaP immunization will prevent it
E) transmission is by respiratory droplets