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 basic component of spectrophotometers is the monochromator. Its function is:
Options: <1> Connect the different wavelengths from the source to achieve greater light power. <2> Transform the optical signal measured by the detector into an electrical signal. <3> Disperse the light separating the wavelengths that compose it and select a narrow band. <4> Amplify the analytical signal by improving the signal-to-noise ratio. <5> Decrease the power of the light beam to eliminate the background noise of the spectrophotometer.
Example Output: 3

Example Input: Question: The process of bacterial sporulation occurs:
Options: <1> Both Gram positive and Gram negative bacteria. <2> After the depletion of certain essential nutrients. <3> When unfavorable environmental factors such as UV light or heat appear. <4> During the exponential growth. <5> By budding of a stem cell.
Example Output: 2

Example Input: Question: The translocation t (11; 14) is characteristic of mantle lymphoma. Which fusion protein originates, capable of promoting the cells towards the S phase of the cell cycle ?:
Options: <1> BCL-2 <2> Beta-2-microglobulin. <3> Cyclin D1. <4> Transreticulin. <5> ALK protein.
Example Output:
3