Answer:
Railroad time became the nation's standard, linking Americans in one more way. The unchecked power and greed of the railroad companies led to widespread corruption and abuse of power.
Explanation:
The French King that declared I am the state is B.
The meaning of this quote "A leader is best when people barely know he exists; when his work is done, his aim fulfilled, they will say; we did it ourselves" means if the leader is unknown to many people once he has finished or achieved a remarkable goal other people (such as Laozi) can steal the glory and be remembered for something they didn't do.
