Question

1 multiple choice 1 point what is the central idea of the passage? many areas had two noons in one day when they switched to standard time. the adoption of the modern system of standardized time zones solved many problems. some areas refused at first to accept standard time. the creation of international system of standardized time zones led to the invention of international air trave 2 multiple choice 1 point which sentence from the passage best supports the answer to the previous question? today, with air travel capable of taking people around the world and not just across the country, people routinely fly across multiple time zones during just one trip.(paragraph 7) standard time may have made things easier for the railroads, but some people resented it and refused to adopt it (paragraph 6) as communities and railways across the nation switched to standard time, most of them had two noons that day - the noon of local time and another noon as each location switched their clocks back to what would be its new standard time.(paragraph 5) using independent local times for train schedules not only was confusing and difficult, it was dangerous. (paragraph 3)

Explanation:

1. The passage likely focuses on the adoption of the modern system of standardized time - zones and its impact. Option B best captures this central idea as it mentions the adoption of the modern system of standardized time zones and how it solved problems.
2. The sentence that best supports the idea of the adoption of standard time and its benefits (from the answer to the first question) is the one that shows the problems with non - standard time and the advantage of standard time for railroads. The sentence "Using independent local times for train schedules not only was confusing and difficult, it was dangerous." (paragraph 3) highlights the need for standardization, thus supporting the central idea of the adoption of standardized time zones.

Answer:

1. B. The adoption of the modern system of standardized time zones solved many problems.
2. D. Using independent local times for train schedules not only was confusing and difficult, it was dangerous. (paragraph 3)