A 25 yrs female presented with mild pallor and moderate hepatosplenomegaly.Her hemoglobin was 92 g/L and fetal hemoglobin level was 65%. She has not received any blood transfusion till date.She is most likely to be suffering from:

• A. Thalassemia major
• B. Thalassemia intermedia
• C. Hereditary persistent fetal hemoglobin,homozygous state
• D. Hemoglobin D,homozygous state