Bacteria can cause pathogenesis to human by:

<p style="text-align:left;"><strong><span> </span></strong><span>  A- </span><span>Capsule</span></p> <p style="text-align:left;"><strong><span>   B- Secret enzymes</span></strong></p> <p style="text-align:left;"><strong><span>  C- Endogenous toxins</span></strong></p> <p style="text-align:left;"><strong><span>D-   Exogenous toxins</span></strong></p> <p style="text-align:left;"> </p> <p style="text-align:left;"><strong>E- all above</strong></p>