Sea levels over the last 20,000 years (after our Last Glacial Maximum) have shown: Group of answer choices A rapid rise, followed by slower rates of sea level rise until recent times (past 100 years), when it has increased rapidly. Little sea level change until the last 100 years due to burning of fossil fuels by humans. Rapid and consistent rates of sea level rise since 20,000 years ago. A drastic sea level fall through 10,000 years ago, followed by a sharp sea level since