Which of the following was the main reason for the Lewis and Clark expedition to the pacific northwest ?

a) the nootka sound controversy

b) the louisiana purchase

c) the hudson bay company

d) the astorians

c) they were beaten and fired from their jobs.

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:

a. men

and during later times male slaves as well

c. pro-democracy demonstrations.