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: Is the implantation of the fertilized egg in a place other than the uterine endometrium called? 
 Options:  <1> Mola hidatiforme. <2> Septic abortion. <3> Previous placenta. <4> Ectopic pregnancy. <5> Abruptio placentae.
