27
(A) These helped to change public perception of how diseases spread and of the importance ofimproved sanitation.
(B) One person who didn’t accept the miasma theory was physician John Snow.
(C) They didn’t have sewers, so they threw their waste into cesspits.
(D) The evidence he provided was strong enough to convince the local authorities to do so,which helped end the outbreak.
(E) Hundreds died in the first two weeks, and many residents fled the area.