Which of the Following Best Describes Jennifer Tanner's Principle of Re-Centring

Which of the following best describes Jennifer Tanner's principle of re-centring?

A) The centre of emotional life is transferred from the original family to a long-term romantic partner.
B) The centre of emotional frustration is transferred from its original source to a secondary nonrelated source.
C) During infancy, the centre of development is located within an individual's genotype, but as time passes, environment plays a larger role, therefore moving the centre of development.
D) The typical American emerging adult is likely to move back into his or her parents' home at least once, thus re-centring their everyday activities back to their childhood home and away from a dorm or shared apartment.