Why were time zones and standardization of tracks important for railroads?

They offered greater efficiency in production, safety, and scheduling.

Explanation:

The establishment of time zones and the standardization of tracks were two important developments for railroads. Before the standardization took place, each town had its own time zone, which made it very difficult for the railroad to establish its departure and arrival times. It also made it difficult for people to make their plans. With standardization, railroads became more efficient.

answer: an oligarchy is a political system in which the government is run by a group of noble families, or the elite wealthy members of a society. a present day oligarchic government is iran.

explanation:

informed opinion on immigration policy and immigration reforms from the american pubic is not complicated but a nuance. most americans support secure borders and they are not happy that the national’s immigration system is broken. people think that immigrants that shoulder similar responsibilities like native americans should be able to become americans. in the recent polls, stats have shown that there is a good support for tenets of comprehensive immigration reform. for example, in recent polls concerning opinions on immigration reforms, voters want congress to act even if status quo has no support. immigration opponents suggest that latino and non-latino voters disagree and there is controversy in the issue of citizenship.the truth is that the issue is about its leadership and problem-solving aspect and not about immigration reform.the opponents of immigration reforms advocate for the promotion of two myths where the first one is that republican politicians have a choose on latino votes and the second one is that the path to citizenship for unrecorded immigrant is controversial among all this !