Which factor has the greatest affect in a seasons climate

Drastic boundary changes can occur for all of the following reasons except for a. a shift in the way a river flows b. the collapse of a government system c. a conflict between two neighboring groups d. one country's decision to sell land to another country select the best answer from the choices provide

The climate in the temperate zone is cold in summers and warm in winters very cold year-round very warm year-round warm in summers and cold in winters

Which region was the hearth for the largest number of agricultural animals such as pigs sheep and cows