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'.

Ex Input:
Question: One of the following answers is FALSE regarding breast cancer. 
 Options:  <1> The majority of tumors (70%) have receptors for hormones. <2> The stage measured according to the TNM system is one of the prognostic factors of the disease. <3> The presence of axillary adenopathies contraindicates breast surgery. <4> Anthracyclines and taxanes are the chemotherapeutic agents most used in the complementary treatment. <5> The breast-conserving surgery associated with radiotherapy has comparable results to mastectomy.

Ex Output:
3


Ex Input:
Question: Ophthalmological ointments: 
 Options:  <1> They may contain solid particles but only with a controlled size. <2> They do not need to be sterile. <3> They require the test of pyrogens. <4> They can not be W / O emulsions. <5> Always your excipients must be fatty

Ex Output:
1


Ex Input:
Question: In the urea cycle: 
 Options:  <1> Enzymes that participate are located in the mitochondria. <2> Genetic defects can be treated with benzoate. <3> An intermediate metabolite is N-acetylglutamate. <4> Lysine is synthesized. <5> Carbamylphosphate synthetase II intervenes.

Ex Output:

2