Which issue contributed most to the need for this permanent sanitation group? A) Increased urban population

B) The passage of labor laws

C) Decreased regulation of
urban rail systems

D) The establishment of immigration quotas

A) Increased urban population

Explanation:

Overpopulation caused a multitude of issues. Sewage in the streets, litter everywhere, and fecal matter from horses.

regulate taxes

explanation:

donald carl johanson (born june 28, 1943) is an american paleoanthropologist. he is known for discovering – with yves coppens and maurice taieb – the fossil of a female hominin australopithecine known as "lucy" in the afar triangle region of hadar, ethiopia.

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