Answer:
The neurosyphilis stage : The symptoms of an infected person may include heart disease, blindness, paralysis, or insanity during this stage.
The primary stage of syphilis : The symptom of the infected person may be experiencing during this stage is chancres.
The latent stage of syphilis : No symptoms are apparent to the infected person during this stage.
The secondary stage of syphilis. The symptom of the infected person may be experiencing during this stage is a non-itching rash on the chest, arms, and legs.
Explanation: