<prompt>  A 25 yr old female presented with malaise and generalized weakness since 6 months. Her appetite is reduced and she has giddiness and palpitations on and off. There was no organomegaly. Laboratory study showed normochromic to hypochromic anaemia, RDW60, and MCV50. What is the diagnosis ?Thalasemia minorIron deficiency anaemiaChronic malariaFolate deficiency 