During the industrial revolutuon the factory system

Factories During The Industrial Revolution. Inventions with speed and precision were built throughout the industrial revolution which led to the rise of the factories. ... Long hours, irregular breaks and labour intensive work made the factory lifestyle difficult. Even children were used throughout the factories as workers .

Explanation:

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

the soviet union wanted to impose communist governments in eastern europe.