You will be given a definition of a task first, then some input of the task.
In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: In relation to Hereditary Spherocytosis it is true that:
Options: <1> It is a congenital hemolytic anemia of inheritance linked to the X chromosome that causes severe anemia. <2> It is characterized by a decrease in osmotic fragility. <3> It manifests as episodes of acute medication anemia. <4> Splenectomy is the treatment of choice when it is symptomatic. <5> It is rarely associated with cholelithiasis.
Output:
4