Which of the following lines best supports the inference that “big brother” maintains control over the population? a. “even at the best of times it was seldom working, and at present the electric current was cut off during daylight hours. it was part of the economy drive in preparation for hateweek.” b. “by leaving the ministry at this time of day he had sacrificed his lunch in the canteen, and he was aware that there was no food in the kitchen except a hunk of dark-colored bread which had got to be saved for tomorrow's breakfast.” c. “there was of course no way of knowing whether you were being watched at any given moment. how often, or on what system, the thought police plugged in on any individual wire was guesswork.” d. “actually he was not used to writing by hand. apart from very short notes, it was usual todictate everything into the speakwrite which was of course impossible for his presentpurpose.”