Question

When the construction of the transcontinental railroad was completed,

it was primarily used to ship raw materials and finished goods.
it made long-distance travel too expensive for most Americans.
it made travel time shorter between the East and West.
it helped make living on the Plains safer for white settlers.

Answer 1

c it made travel time shorter between the East and West.

Step-by-step explanation:

Answer 2

it made travel time shorter between the East and West.