This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anticoagulants and Coagulants, Subject name: Pharmacology
[{'content': 'All of the following are true regarding LMWH (Low Molecular Weight Heparin) except \nSelect and explain. \nA. It has higher and predictable bioavailability, B. It act by inhibiting both factor Ila and factor Xa, C. Monitoring is not required, D. It has more favorable pharmacokinetics', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) It acts by inhibiting both factor IIa and factor XaRef: KDT 6th ed./ 1599-600* Low molecular weight heparin inhibits only factor Xa whereas unfractionated heparin inhibits both factor Ila and factor Xa.', 'role': 'assistant'}]