A.)federal government increased participation in businesses.
explanation
WW1 was an economic booster for the US and as the war continued in europe the us were thriving in manufactering and profits. The other choives dpmt have any logical reasoning so choice A is best.
Allow us to have access to internet, and communicate global wide
When you state or set something forth in words, you have expressed yourself.
"The international courts tried the main leaders of the genocide" and "The traditional community courts returned many of the people who took part in the killings to their communities" seem like the only reasonable answers but I haven't taken this class in a while so my memory on this is a little foggy. I hope I helped.