The four essential components of labor are passenger, powers, passageway, and position. Passageway refers to the bony pelvis. Which type of pelvis is considered the most favorable for a vaginal delivery?

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).