<span> Finally Ulysses saw Elpenor and then burst into tears, and told him that he did not kill him on purpose and that it was an accident that Elpenor died. Elpenor says that Ulysses has to make his grave for him or Elpenor's ghost will cause Ulysses trouble. Ulysses agrees to build the grave so Elpenor warns Ulysses about more danger Ulysses will face. The last person Ulysses meets on the land of the dead is Teiresias who tells Ulysses where he will land next. After all the help the dead men gave Ulysses they made him leave and told him to return once he is dead. So Ulysses left and him and his crew were once again sailing. </span>
The main factor was the utilization of raised field agriculture. They would build these fields that had been artificially raised to a certain height along a flowing water source (mostly rivers but occasionally streams as well in some cases). When tropical weather patterns would cause said water sources to flood, instead of washing away the crops, it would act as irrigation for the raised fields. Securing a steady food source allowed the Mayans to support a large civilization in the tropical regions they called home.
Alexander Hamilton wrote the majority of the Federalist Papers.
The answer for this would be b
The frontier ceased to exist because settlers claimed more than 11 million acres of former Indian land and most of the frontier was now settled.