Which of the Following Statements Is True of Cultural Assimilation

Which of the following statements is true of cultural assimilation?

A) Mutual cultural assimilation occurs when characteristics from two groups are traded.
B) Cultural assimilation is the integration of a majority group with a minority group.
C) Moving to a different culture may result in psychological discomfort.
D) Cultural assimilation is identifying with a collective cultural group, primarily based on common heritage.