The coastal-route theory suggests that people may have first arrived in the Americas by crossing . A.) the open Pacific on a raft and reaching the coast of South America.

B.) the land bridge but spreading south along the Pacific coast instead of moving inland.

C.) from Greenland or Iceland in large ships and traveling south along the Atlantic coast.

D.) the arctic waters by boat and traveling south along the Pacific coast.

D. the arctic waters by boat and traveling south along the Pacific coast.

Explanation:

The coastal-route theory suggests humans may have first come to America by crossing the arctic waters and travelling towards the south along the Pacific coast, which involves the first settlement of the Americas. People might have travelled from Siberia to Alaska and the coast of North and South America.

The prompt is "major characters in novels or plays often encounter moral, physical or psychological dangers or choices.  The ways in which the characters respond to these situations frequently reveal the authors' meaning. Analyze how the dangers or choices characters have to make are used by authors to develop their themes."  I doubt that it can be applied to Animal Farm exactly. At least you will get the idea how the author chose the characters. As the back-up, you may turn for the help to the guys I personally know. Check PrimeWritings site for more details.