Definition: 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'.
Input: Question: In relation to malaria, pre-erythrocytic schizonts can be found in: 
 Options:  <1> Reticulocytes <2> Liver cells. <3> Renal cells <4> Lymphocytes <5> Eosinophils
