Can you please help me, my teacher didn't explain where you can get the answer or how you can get the answer.

Explanation:

Simply, depending on the country you're filling in the blanks for, insert the information labeled above.

answer; people where able to travel across the u.s.a faster than any other mode of transportation,travel time was about a week,from coast to coast

i believe it is the second one.   if correct plz mark brainliest.