Which innovation made suburbs possible? A) Cable Car
B) Subway
C) Commuter Train
D) Steel Bridge

The british agricultural revolution resulted in many farmers losing their jobs. which sentence best explains the change that farmers experienced?

The soviet union and the united states believed in two very different economic systems. what were the names of each?

Which of the following cultures were among the earliest known inhabitants of north america? a) mayab) incac) anasazi d) olmec