Mainly through better advancement in technology and our understanding of engineering. What with us going from living in caves to making wooden homes to now living in steel and concrete.
The correct answer is C) liberal leanings of the journalists themselves.
A major 1986 survey of journalists attributed liberal bias in traditional media to the following factor: liberal leanings of the journalists themselves.
The liberal studies and concepts learned in college were one of the motives of the liberal bias in traditional media in the United States. Let's have in mind that one of the requisites of the goof journalist is to never bias the information. Totally the opposite, they always have to maintain objectivity because their credibility is at risk is the audience know they are trying to manipulate the news.
The Anderson National Historic Site Located at Andersville, Georgia.