The answer is: Murmuring ;)<span />
The author means by the phrase that People were able to choose who would lead their governments.
Explanation:
In the 20th century there were a lot of new nations that were formed out of old imperialistic colonies and most of them adopted, or ended up adopting a democratic system of governance where the people have the right to choose who would govern over them and the positions are rotating.
This is something that could be called to have given greater ability for the people to govern their own lives and the author has teemed the century thus as the century where the [power went to the people.
Answer:
Circadian rythm.
Explanation:
Marty is having trouble with his Circadian rythm. Circadian rythm is 24 hour cycle in physiological processes of living beings including plants, animals, fungi and cynobacteria. Circadian rythm are endogenously generated, although they can be modulated by external cues by such as sun light and temperature. Since , Marty is having trouble in balancing his
his appetite and body temperature. because of night shift this must surely be due to trouble with his Circadian rythm.