Question

which best explains how railroad companies were able to standardize their timetables in 1883?
○ by combining into a single railway company
○ by working together voluntarily
○ by unionizing their labor forces
○ by complying with federal legislation

Explanation:

In 1883, railroad companies standardized timetables by working together voluntarily. They didn't combine into one company, labor unionization wasn't related to timetable standardization, and there was no federal legislation mandating this at the time. The railroad companies collaborated to create standard time zones for better scheduling.

Answer:

B. by working together voluntarily