You will be given a definition of a task first, then an example. Follow the example to solve a new instance 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: A 13-year-old girl is operated on due to Hirschsprung illness at 3 months of age. Which of the following tumors is more likely to be present? 
 Options: <1> Abdominal neuroblastoma <2> Wilms tumor <3> Mesoblastic nephroma <4> Familial thyroid medullary carcinoma.
Solution: 2
Why? The answer to the given question should be a tumor, therefore Wilms tumor is the correct answer for the given question.

New input: Question: A 68-year-old patient who consulted for edema and asthenia. In the analytical carried out, creatinine of 5 mg / dl, hemoglobin of 10 gr / dl and marked serum hypogammaglobulinemia at the expense of IgG, IgA and IgM are observed. A urinalysis reveals the presence of kappa light chains. What is your diagnostic suspicion? 
 Options:  <1> Disease due to deposit of light chains kappa. <2> Nephrotic syndrome. <3> Amyloidosis <4> IgA myeloma with Bence Jones preoteinuria. <5> Myeloma of light chains.
Solution:
5