If You Had the Ability to Change One Characteristic of Treponema

If you had the ability to change one characteristic of Treponema pallidum or its disease syphilis,in order to reduce symptoms or complications of the disease,what would it be?

A) eliminate the possibility of cancer development related to the disease
B) eliminate the third stage of the disease
C) come up with a treatment for the disease because there is not one at present
D) reduce the possibility that the syphilitic patient then gets zoster