Thomas sowell studied the scores of categories of people in intelligence tests and concluded that: question 33 options: a. people's culture explains much variation in intelligence test scores. b. all individuals have the same intelligence. c. all categories of people have the same average test performance. d. all of the above are correct.

Before tuberculosis was understood to be a communicable disease, and before the discovery of antibiotics to treat it, a major outbreak could kill or cripple a significant portion of a nation’s labor force. how would such an event affect the economy? illustrate the effect by dragging to shift either the aggregate demand curve or the long-run aggregate supply curve.

The structure of the federal bureaucracy is well-known as being large and complex. which of the following is not part of the federal bureaucracy?

What effect did the enclosure acts have on people’s working lives? a. changes brought about by the acts prevented large farmers from taking lands from smaller farmers. b. small farmers could no longer work on common lands and had to move to cities for work. c. peasants started working on enclosed lands and soon became wealthy because of higher wages. d. landowners forced peasants to build roads and bridges as part of the new enclosure laws.