Question

Some of the technological advancements that are enjoyed today were first created _____. in this past decade in the past twenty-five years at the advent of the twenty-first century over a hundred years ago

Answer 1

Over a hundred years ago.

Answer 2

over a hundred years ago

Some of the technological advancements that are enjoyed today were first created over a hundred years ago. While the development of those technological advancements still resonates today, without the invention of electricity and the alternate voltage, every other advancement which came later would not be possible.