Some of the technological advancements that are enjoyed today were first created

The correct answer is D) over a hundred years ago.

Some of the technological advancements that are enjoyed today were first created over a hundred years ago.

Many of the commodities or technology that we enjoy these days were invented or developed over a hundred years ago. Electricity -for instance-changed the way people lived and prospered on planet Earth. Most of the houses in America had electricity by 1910. Another great device that improved communications was the telephone. Railroads and the invention of the car were of the utmost importance to improve transportation and connect people.

The other options of the question were A) in this past decade. B) in the past twenty-five years. C) at the .advent of the twenty-first century.

hello!

according to the passage the most suitable options are two. the first one is "by leading the aef to victory in several key battles" like the battle of saint- mihiel and the battle of cantigny mentioned in the passage you copied here. the second one is "by the aef and allied forces defeat germany" since the passage says that his army destroy the german resistance in the meuse- argonne offensive. and also, "by insisting that the aef operate as an independent force".

hope this

1.d 2.a c.!