Which Scenario Describes a Transnational Family

Which scenario describes a transnational family?

A) a father who works in Canada on a temporary work visa while his wife and children live in another country.
B) a multigenerational family with two or more members who are foreign born.
C) a family where the couple are from two different ethnic backgrounds.
D) a family that travels together from one country to another over a period of years.
E) a mother who works in another city than that of her husband and children.