Bert Has Been Classified as Possessing an Insecure/disorganized Attachment Style

Bert has been classified as possessing an insecure/disorganized attachment style. It is most probable that he

A) developed effective coping strategies to handle strange situations.
B) will grow out of this phase with time.
C) experienced a low-quality parent-child relationship with at least one caregiver.
D) possesses a shy temperament, making it hard to form new attachments.
E) has a younger sibling, increasing competition for caregiver attention.