Which of the following represents one of the longest-lasting effects of world war ii on oklahoma? a. unemployment increased as demand for oil and agricultural products declined. b. the population decreased as a result of people moving to industrial centers to find work. c.the economy grew more diversified as new manufacturing facilities were opened. d. residents of the state were more supportive of future overseas military actions.

The answer is C. Originally Oklahoma rested on a foundation of agriculture and petroleum. During the war they saw a need for change and were able to get funds to change and diversify their manufacturing facilities.

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.