3 years ago

What best describes a development that improved railroad safety?

2 answers:

4 0

First of all, you dont have the answers.

But the answer is "Companies replaced hand-operated brakes with air brakes on trains" is the best answer because this stopped many of the fatalities that were caused by brake failures." which is I say on what you are using D

wel3 years ago

4 0

Yes,you are right Air Breaks are the best answer.....

hope it helped.

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