Louis and His Twin Sister Are Entering Late Adolescence and Preparing

Louis and his twin sister are entering late adolescence and preparing to go to different colleges. They are likely

A) to have less difficulty separating from each other and their primary caregiver than do non-twins.
B) to have more difficulty separating from each other and their primary caregiver than do non-twins siblings.
C) to have more distinct and individual senses of self by the time they separate for college than would non-twin siblings.
D) to have completed their twin-separation process in early adolescence.