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: Which of the following antimalarials is the one of choice for the treatment of a patient diagnosed with severe and multidrug-resistant malaria caused by Plasmodium falciparum? 
 Options:  <1> Sodium stibogluconate. <2> Primaquine <3> Chloroquine <4> Artemisinin <5> Quinine.
