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'.

Let me give you an example: 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.
The answer to this example can be: 2
Here is why: The answer to the given question should be a tumor, therefore Wilms tumor is the correct answer for the given question.

OK. solve this:
Question: The Pearson correlation coefficient indicates that there is a statistical association between two variables when: 
 Options:  <1> Its value is positive. <2> Its value is between -1 (minus one) and 1 (one). <3> Its value approaches zero. <4> Its value is equal or very similar to the sample size used for its calculation. <5> Its value approaches its possible extreme values, -1 (minus one) or 1 (one).
Answer:
5