This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of Amino acid Metabolism, Subject name: Pediatrics
All of the following are hepatic porphyrias EXCEPT? 
Select and explain. 
A. Porphyria cutanea tarda, B. Acute intermittent porphyria, C. Variegate porphyria, D. Congenital erythropoietic porphyria
D: Congenital erythropoietic porphyria
Answer: D: Congenital erythropoietic porphyria 
Explanation: Hepatic porphyrias include: Porphyria cutanea tarda Acute intermittent porphyria Variegate porphyria