8. A typical oil control ring consists
B. four
C. one
D. two

Which statement best describes the variety of workplaces commonly found in the health science career cluster? a. workplaces in this cluster include healthcare facilities such as hospitals, physician offices, and clinics. b. workplaces in this cluster include healthcare facilities, laboratories, and other environments such as offices or homes. c . workplaces in this cluster include nonprofit hospitals, government-run clinics, and private physicians' offices. d. workplaces in this cluster include private and nonprofit hospitals and clinics, and dentists' offices.

The basic difference between macroeconomics and microeconomics is that: a. microeconomics looks at the forest (aggregate markets) while macroeconomics looks at the trees (individual markets). b. macroeconomics is concerned with groups of individuals while microeconomics is concerned with single countries. c. microeconomics is concerned with the trees (individual markets) while macroeconomics is concerned with the forest (aggregate markets). d. macroeconomics is concerned with generalization while microeconomics is concerned with specialization.

Why does the downward-sloping production possibilities curve imply that factors of production are scarce?