The Line Maps of Travel Times Across the U

Multiple Choice

The line maps of travel times across the U.S.during two time periods show that

A) It took about the same amount of time to travel to California in both time periods from New York City.
B) New York to Ohio took 1 week in 1830 whereas in 1857 it only took 1 day.
C) It only took two weeks to travel to Alaska in 1830 while it took 1 week in 1857.
D) such maps are not useful for showing travel times.