Gout is a disorder of: (A) Purine metabolism, (B) Pyrimidine metabolism, (C) Oxalate metabolism, (D) Protein metabolism
Answer is A. Disorders of purine metabolism :

Gout, Lesch-Nyhan syndrome, adenosine deaminase deficiency, purine nucleoside phosphorylase deficiency.

Disorders of pyrimidine metabolism :

Orotic aciduria, P-hydroxybutyric aciduria, uraciluria-thyminuria.