Answer: Option E.
All of the above.
Step-by-step explanation:
Streptococci pyogenes is a disease caused by streptococci bacteria. These bacteria are gram positive ,non sporeforming and non motile.
The virulence factors are substance produced by bacteria to ensure their effective attack.
The virulence factors of S. Pyogenes are;
Spiky M proteins and lipoteichoic acids which they use as attachment to host organisms.
Hyaluronic capsule which the use to slow or inhibit phagocytosis.
Polysaccharide cell wall which causes the rash of scarlet fever.