Language divergence: a lack of spatial interaction among speakers of a language break the language into dialects and then continued isolation divides the language into discrete languages
Example

Explore the ways that boundaries influence identity, interaction and exchange. things to consider: what is the race/ethnicity. how easy is it to interact/trade with others.

Which of the following events did not occur as a result of china’s open-door policy? a. trade between japan and china was encouraged. b. all countries were given equal access to chinese ports. c. foreign influence in china increased. d. the influence of the communist party weakened.

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel