A 25 -year-old pregnant lady presents with thrombocytopenia (Platelet count < 50,000) and fragmented RBC's in peripheral smear.Which of the following is the least likely differential diagnosis?

• A. HELLP syndrome
• B. Evan's syndrome
• C. Thrombotic Thrombocytopenia Purpura(TTP)
• D. Disseminated Intravascular Coagulation (DIC)