Which of the Following Best Describes Dr

Which of the following best describes Dr. Semmelweis's conclusive test of his hypothesis about what caused childbed fever?

A) If germs cause childbed fever, then getting accidently nicked with a scalpel from a childbed fever autopsy will lead to death by childbed fever.
B) If rough handling of patients by doctors results in childbed fever, then less handling should reduce the incidence of the fever.
C) Better ventilation will decrease incidence of childbed fever.
D) Just allowing midwives to work with patients will decrease the incidence of childbed fever.
E) If germs cause childbed fever, having medical personnel scrub their hands with bleach prior to working with patients should decrease the incidence of the fever.