Which of the Following Statements About Kinship Is True

Which of the following statements about kinship is true?

A) Kinship is the only means through which humans form groups in any given society.
B) Kinship is the system that determines who is related to whom in a given society.
C) Kinship groups arise predominantly around the nuclear family.
D) Kinship is not influenced by nonbiological relationships such as marriage.
E) Unlike other aspects of culture, kinship is understood similarly across all cultures.