21. The ________ regions of the world currently account for 76% of the world population and are growing almost four times faster than the populations of ________ regions. a. industrialized; service-based b. less-developed; more developed c. Western; Eastern d. wealthier; poorer e. Democratic; Socialist 22. ________ are groups of individuals who are born during the same time period and travel through life together. a. Cohorts b. Populations c. Demographics d. Societies e. Markets 23. More than any other group, the ________ cohort accepts cultural diversity and puts personal life ahead of work life. a. World War II b. postwar c. leading-edge baby boomer d. trailing-edge baby boomer e. Generation X 24. Although still a work in progress, the ________ cohort is more idealistic and social-cause oriented, without the cynical, what’s-in-it-for-me mindset of other cohorts. a. N Generation b. postwar c. leading-edge baby boomer d. Depression e. Generation X 25. According to the 2000 census, the U.S. population of 276.2 million was 72% white and ________ % African American. The remainder consisted of Hispanic Americans and other minorities. a. 20 b. 18 c. 15 d. 13 e. 11  Â