How did japans location both separate it from and tie it to china and korea?

What would lead a historian to consider two events to have a relationship of correlation rather than causation

The line dividing regions 4 & 5 on this map is known as the "fall line." which of these represents an important factor of the fall line in georgia history? a) it was the first boundary of the georgia after it became a state. b) it was an important source of power due to a change in elevation. c) it was once home to major cities that have since become abandoned. d) it was a dividing line between the united states and native american territories.

In which part of the united states did women first begin to get the right to vote? o a. the south o b. eastern coastal towns o c. the west o d. northern industrial cities