Answered

Why did the development of time zones make train schedules more reliable?

A. Time zones set the entire country to the same time.
B. Time zones measured time locally instead of country-wide.
C. Time zones made sure that each state was in only one zone.
D. Time zones created a standard of time that all trains followed.



Answer :

Final answer:

Time zones were introduced to standardize time measurement for train schedules, increasing reliability.


Explanation:

Time zones were established to create a standardized system of time measurement across the country, allowing railroads to operate on fixed schedules. Before time zones, each town kept its own local time, causing confusion for train schedules. The implementation of time zones made train schedules more reliable by ensuring all trains followed a standard time.


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