All of the following are bullous lesions except -: (A) Pemphigus vulgaris, (B) Dermatitis herpetiformis, (C) Atopic dermatitis, (D) Pemphigoid
Answer is C. Primary blistering disorder

Intraepidermal → Pemphigus vulgaris, P. foliaceous, P. vegetans, P. erythematosus.
Subepidermal → Bullous pemphigoid, Dermatitis herpe4formis, Epidermolysis bullosa acquisita.