[Solved] Which of these is not a reflection of the changes brought by the 1920s' "sexual revolution"? A) New dances and greater erotic freedom. B) A shift from formal courting to the new custom of casual dating. C) Young people experimenting sexually without contemplating marriage. D) A surge in pornographic lyrics in popular music. E) Female sexuality becoming more openly acknowledged. Hot Lava: Molten rock that has erupted onto the Earth's surface, characterized by high temperatures. Viscous Lava: Lava that has a thick, sticky consistency due to high silica content, leading to slow-flowing eruptions. Landslide Blocks: Large segments of earth or rock that have moved down a slope due to gravity, often resulting from saturation by water, earthquakes, or volcanic activity. Mudflow Deposits: Sediment left behind by mudflows, which are rapid movements of water and fine particles down slopes.