The most important result of the second industrial revolution was

How I would

Explanation:

There were many significant developments and advancements during the 2nd Industrial Revolution. But the one that had the most dynamic and culture-changing impact was the introduction of electrical power. Nicola Tesla has pioneered much of the capability of electricity, and Thomas Edison made it practical with the founding of General Electric as a power company. Electricity revolutionized factories, allowing greater productivity.

Other major developments of the 3nd Industrial Revolution were processes for making steel, which made railways and other building projects much stronger. The automobile was introduced during the 2nd Industrial Revolution also.

the answer is use of support  

hello! : )

i think a judge or jury, as they preside over the court and is the central figure in a trial.

hope this and i hope i answered in time!

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~ destiny ^_^