Which statement(s) is/are most true about the concept of acculturation? Select all that apply.

A) A person who accepts both his own culture and a new culture and adopts elements of each has been acculturated.
B) It is theorized that it can take years and even generations for an immigrant group to acculturate.
C) A person who gradually learns and takes on the essential values, beliefs, and behaviors of the dominant culture has been acculturated.
D) Acculturation is the outgrowth of a minority group's need to survive and flourish in a new culture.