[Solved] Congress has twice passed federal statutes intending to control pornography over the Internet with regard to distribution to minors,and both times the law was struck down as being too broad and too vague,therefore infringing on freedom-of-speech rights of the general public. Dominant Strategy: In game theory, a strategy that produces better outcomes for a player, regardless of the strategies adopted by other players. Coal Mining: The process of extracting coal from the ground, an important economic activity in various regions around the world. Excavating Coal Mines: Excavating Coal Mines involves the extraction of coal from the ground, using various techniques like surface mining and underground mining, to meet energy production needs. Adjacent Land: Refers to parcels of land or property that share a common border or are in close proximity to each other.