Why is the distinction that the author makes in the
sentence below important?
"whereas air travel was only affordable for some and
was truly about getting from point a to point b, travel
along route 66 was different.”
it shows that americans' idea of travel had shifted.
it shows that americans wanted to travel shorter
distances.
it shows that travel had become quicker for
americans.
it shows that travel had become easier for
americans.

The correct answer is the first statement: It shows that Americans' idea of travel had shifted.

Explanation:

The author shows by excluding the basics of travel, to get from point A to B, that something was different about traveling along Route 66.

Because of this exclusion that the author makes, we know that none of the other statements can be correct since all of them refer to travels that are only trying to get from one point to another.

Also, it is known that travels along Route 66 had a big impact on American traveling culture. It is safe to assume the author is introducing this idea.

b. sec, foreign relations