Which answer would be correct?

A factory creates a health hazard in the surrounding community by polluting the river.

Explanation:Divisions in communities have happened since humans are humans. Struggles in farms happen today and happened in the past as well, but they were most likely to happen in the past without the tools of our age. And violence has also been used as a way to obtain power since humans exist. But factories, on the other hand, were not present during our early years as a species. In fact, we lived thousands of years in relatively developed civilizations before we have made the first factory.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..