. Try to find a second variable that may explain the conclusion better than the one stated. Use complete sentences. 6A) 90% of all the Tesla hybrid cars ever sold are still running today. Conclusion: The Tesla cars are very dependable. 6B) A study found that people who had served in the military before entering college did better in college then students that did not serve. Conclusion: Military service leads to higher grades. 6C) The Department of Transportation reported that the amount of taxes generated from the gas tax increased since last year. Conclusion: People are buying more gas. 6D) The Department of Fish and Game found that the lowest rate of heart attacks was among people who reported legally catching and eating over 20 Golden Trout a year. Conclusion: Eating lots of Golden Trout prevent heart attacks