Which is the best description of a change in society that has resulted from advances in understanding the causes of diseases?
an increased number of hospitals
improved methods of sanitation
o improved use of microscopes
O increased wages for healthcare workers
PLEASE I NEED THIS RN

answer7,570,82356 cubic centimeters;

it was spontaneous.

"ain't i a woman? " is the name given to a speech, delivered extemporaneously, by sojourner truth, (1797–1883), born into slavery in new york state.sojourner truth' delivered her famous speech "ain't i a woman? " (which did not have a title at that moment) was given without any previous preparation. her dissertation took place at the women's convention in akron, ohio, in 1851.