The answer would be D. Eisenhower
Answer:
The Dark Ages were a period of great upheaval, constant war, horrendous plague, and stagnant cultural growth. But through these difficult centuries new ideas and a new culture was born. And in today's world we still feel the effects of these changes that were brought about during these Dark Ages
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News and media coverage featuring the acts done by the terrorist groups or organization to the mainstream public audience. Say some attack happened in a local area and you see the details on the news, in result of this you will naturally be more aware and paranoid because of the fear of an attack happening to you. Its a scare tactic used to induce fear.
The industrial revolution increased the power and wealth of "factory owners" mostly, but this is a misleading question, since the revolution increased the wealth of practically everyone except the aristocracy.