I would call this the “ice age”
first person to drill for oil. Edwin L. Drake invented the telephone. Alexander Graham exclusive right to manufacture or sell an invention. patent.
If everybody in a true democratic society only voted for things that affected them then they won't think about anybody else's needs and when people are only thinking about themselves then they will never vote for the bill that says that the unemployed need to work because it doesn't affect them.
The correct answer is D.
The manner in which media coverage is conducted influences the audience's viewpoint on a certain fact and can encourage policymaking on a certain aspect. It might be the case that such policy change is triggered by popular pressure, exercised through protests or demonstrations or simply because media coverage has raised general awareness on the issue and on the need for a change.