Which innovations arose in response to a health crisis in New York in 1864?

Sewers.

Explanation: In 1864, New York physician Stephen Smith conducted the first sanitary survey of New York City. Horrified by the findings of the survey, planners in New York decided, in 1868, to build a coherent system of sewers that would safely disperse sewage.

what following?

explanation:

1(a) traditional methods of production are upheld.

2(d) to convert private property to state-owned property

3b) feudalism

5(a) question

6(c) to preserve the past

7(d) the opportunity to make a profit

8(b) get paid by the government

could not do 4 sorry. . hope this