Match the technological improvement with the benefit it brings. Airplane
?
More efficient distribution
Hub-and-spoke
network
?
Improved communication
Mobile telephone
?
Faster transportation

Stereotypes can influence the way we think about a specific group of people. this is especially common in racial and ethnic group, but it is not reserved specifically for those groups. stereotypes can also apply to school groups, cliques, and neighborhoods. a stereotype is similar to which of the following terms: a)feature detectors b)texture gradient c)perceptual set d)stereogram e)relative clarity

Only people in ap world history can can someone give me a question and a statement to present to the class about chapter 15,16,or17

10. in 2009, roughly of people age 12 or older who did not drink alcohol were current users of illegal drugs. a. 4% b. 10% c. 13% d. 20%