Select the two reasons columbus's crew threatened to mutiny.

they were afraid of falling off the edge of the world.
they were afraid they could not sail home against the winds.
they had never sailed so long out of sight of land.
they did not like the food.

The correct answers are B) they were afraid they could not sail home against the winds and C) they had never sailed so long out of sight of land.

The two reasons why Columbus's crew threatened to mutiny were the following. They were afraid they could not sail home against the winds and they had never sailed so long out of sight of land.

Christopher Columbus and his crew had been navigated for weeks and there was no land in sight. The crew was getting desperate and started to feel fear. Provisions were scarce and they began to think the worst. Fortunately, on October 12, 1492, they saw an island on the horizon.

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation:

democracy

explanation: