Disease due to deficiency of B Complex vitamins is: (A) Pellagra, (B) Night blindness, (C) Osteomalacia, (D) Spinocerebellar ataxia
Answer is A. Pellagra Niacin deficiency (B complex)Night blindnessVitamin A deficiencyOsteomalacia Vitamin D deficiencySpinocerebellar ataxiaVitamin E deficiency(ref:Harrison's 17/e p442)