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 matrices of the composite materials can be:
Options: <1> Polymeric <2> Polymeric or metallic, but not ceramic. <3> Polymeric or ceramic, but not metallic. <4> Metallic or ceramic, but not polymeric. <5> Polymeric or metallic or ceramic.

Output: 5

Input: Consider Input: Question: The reovirus .:
Options: <1> They are released from the cell by budding. <2> They replicate their genetic material in the cell nucleus. <3> They have a lipid envelope. <4> They form virions resistant to acid pH. <5> They are transmitted by blood.

Output: 4

Input: Consider Input: Question: The symptoms of excessive daytime sleepiness, cataplexy, sleep paralysis and hypnagogic hallucinations describe:
Options: <1> Simple schizophrenia <2> Refractory insomnia. <3> Narcolepsy <4> The conversion disorder. <5> Cryptoamnesia
Output: 3