He most serious effect of the poor sanitation and contaminated water supplies in tenements was filthy living conditions. a cholera epidemic. a public-health problem. immigrants were unable work.

The cause of cholera is scientifically proven or believed to be from contamination of foods or drinkable water in which humans later take into their body system. This is often common where there is an inefficient water supply system.

Hence, in this case, the most serious effect of the poor sanitation and contaminated water supplies in a tenement ( a typical large building, which is occupied by quite a several people) is "a cholera epidemic."

Parrain Parrain · Answer 2 · 2022-07-15T12:05:18+02:00

As a result of poor sanitation and contaminated water supplied in tenements, there was a public-health problem.

Why was there a public-health problem in the tenements?

The tenements housed immigrants and were poor constructed such that they had poor sanitation and contaminated water.

This led to various health problems such as food poisoning and cholera. These were collecively referred to as public-health problems.

Find out more on the tenements at https://brainly.com/question/6322160.

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