Answer:
The following options are correct:
- The railroads tried to be more versatile.
- The raiway companies began to create their styles or tracks.
- Americans began to measure time using time zones.
- Train travel became safer.
Step-by-step explanation:
The railroads are a means of transport that use tracks for their displacement; this method of transportation is used to transport people and merchandise.
In 1883 the companies responsible for the railroads were the creators of the time zones; for them, their customers needes to arrive on time to their destinations. But due to climatic differences, manufacturers had to create railways that were versatile and began to develop their track styles depending on the needs of the railroad, the weather, and the terrain.
In addition to the advantage of being able to save time traveling on the railroad, people felt safe on their trips; for all these advantages in many countries, it is a widely used transportation system.
I hope this information can help you.