Which Statement Is Not True About the Urinary Microbiome

Which statement is not true about the urinary microbiome?

A) The most consistently detected species are Lactobacillus and Streptococcus.
B) Most species can be cultivated using standard laboratory techniques.
C) Shifts in microbiome composition may be associated with physiological concerns such as incontinence.
D) The healthy urinary tract was believed to be sterile until molecular methods of analysis became available.
E) The species composition is consistent throughout the urinary system, across the lifespan or from person to person.