D. Finance minister (sergei witte)
it doesnt °•▪︎°•▪︎°•▪︎°▪︎•°▪︎•°▪︎•▪︎°•▪︎°•▪︎°▪︎••▪︎°▪︎•
The correct answer is A. Technological advances such as s<em>team power, air brakes, automatica lubricators and steel tracks</em> have affected the railroads very positively, since it has made it possible that the rail network could become a safer, more efficient and more reliable means of transportation for goods.
A student in today's high school could argue that historians will look back on this generation as one that took a strong stance against gun violence. After the Parkland High School shooting, students all over the country demonstrated peacefully in a walk out to show their disagreement with gun control policies in the United States. This was followed up with the "March for our lives" event on March 24th of this year, advocating for stricter gun control laws.