B. The idea that business operates best without regulation is your answer
"Liassez faire" is a belief that businesses operates best and competition is broader (to ensure that monopolisation is difficult), when there is little to no regulations that stops people from joining a certain type of business.
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Auguste Comte and Immanuel Kant were alike in the fact that they both felt like science would improve the world.
The answer is B
Explanation:
The Danube and Rhine rivers.