Look at the graph. Then answer the question that follows. The stock market crashed on October 29, 1929, ushering in the Great Depression. Based on the data in the graph, what conclusion can be drawn about unemployment? A) Unemployment can rise suddenly in response to economic crashes, but recovery can be slow and take many years. B) Unemployment rates will slowly decline in response to sudden economic collapses, but will rebound quickly after the crash is over. C) The only event that could lower skyrocketing unemployment during the Great Depression was the US entry into World War II. Eliminate D) After the stock market crash, unemployment rates rose slowly but steadily over the next decade as the Great Depression deepened over time.