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'.

Example input: 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.
Example output: 2
Example explanation: The answer to the given question should be a tumor, therefore Wilms tumor is the correct answer for the given question.
Q: Question: Question linked to image no. 9 A 64-year-old patient complains of easy fatigability after a few months of evolution and loss of appetite, although she has not observed any weight loss. We are struck by the facies that it presents when we observe it (see image). Before proceeding with the interrogation and the clinical examination, we come up with a diagnostic hypothesis. Which of the following analytical tests do you think would guide us best in our diagnostic suspicion?
Options: <1> TSH <2> CK <3> Hemogram, iron, ferritin. <4> Proteinuria <5> ANA.
A:
1