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: Consider Input: Question: The cyclic electronic flow of photosynthesis: 
 Options:  <1> It uses the components of photosystem II together with plastocyanin and cytochrome b6f. <2> Generates ATP and NADPH. <3> It occurs in situations in which NADPH is in short supply. <4> It generates ATP without reducing NADP +. <5> Free O2.

Output: 4


Input: Consider 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.

Output: 3


Input: Consider Input: Question: The action potential starts in the membrane of the initial segment of the axon by: 
 Options:  <1> Be the place where the synapse occurs. <2> Have a higher excitation threshold. <3> Present high concentration of voltage-dependent channels. <4> Present Na + channels regulated by ligand <5> Start there the axon myelin sheath.


Output: 3