marta is infected with a sexually transmitted disease diagnosis reveals she is infected with the —- which causes cervical cancer

3paragraph about medical terminology

Ijust want the meaning to life (no wrong or right answers i just want your true opinion)

What link in the chain of transmission is described in the paragraph? sarah has been eating and sleeping poorly. she was just diagnosed with pneumonia. tests showed the illness was caused by streptococcus pneumoniae. in the chain of transmission, sarah is the (blank) , and streptococcus pneumonia is the (blank).