Which european country influenced central america the most?

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

Topographic maps are used to measure a-composition b-movement c-elevation d-texture

What is the theme of "the story of the fisherman"?