Kelly experiences a great deal of anxiety over her physical appearance. she believes that her head is too big and her nose is asymmetrical. this troubling preoccupation with her physical features interferes with kelly’s occupational and social functioning. she spends hours in front of the mirror and isolates herself from her friends. in the context of ocd-related disorders, kelly can be most likely diagnosed with
a. excoriation.
b. trichotillomania.
c. hoarding disorder.
d. body dysmorphic disorder.