What does the following quotation mean with regard to western migratio

What does the following quotation mean with regard to western migration: “The quest for something new would take place in the context of the very familiar”?

a. Families would only migrate to the West after they had sent an individual ahead who would report back to them.
b. People only migrated in family groups if they already had family established out West.
c. Families tended to travel back and forth between their old homes and their new homes until they felt entirely comfortable out West.
d. Most families who traveled to the West had experience with migration before, and thus the trip was nothing new to them.
e. People made every effort to keep their migration experience as familiar as possible, including traveling in family groups.

ANSWER
E