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: Indicate which of the following vitamins is not fat-soluble: 
 Options:  <1> Vitamin E. <2> Vitamin D. <3> Vitamin K. <4> Vitamin B. <5> Vitamin A.
