[ 445 ] Economics GED ® TEST SOCIAL STUDIES FLASH REVIEW • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • What is the best conclusion based on the two pie graphs? Main Sectors of the U.S. Economy: 1950 Main Sectors of the U.S. Economy: 1990 a. The service industry became more important to the U.S. economy toward the end of the twentieth century. b. The U.S. economy shrank under Republican presidents. c. The construction industry followed the housing boom toward the end of the twentieth century. d. The U.S. economy stagnated between 1950 and 1990. Which conclusion can most fairly be drawn from this chart? United Auto Workers (UAW) Membership Year Number of Members 1970 1,619,000 1980 1,446,000 1990 952,000 2000 672,000 2010 377,000 (Membership numbers rounded to the nearest thousand) a. The UAW has failed to help its members. b. There has been a decline in the number of automobiles on American roads. c. Automobile manufacturing has declined in the United States. d. U.S. labor laws have made it more difficult for workers to join a union.