Q: In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.
Question: In the health diagnosis of a community, if the objective is to know how the environment influences the community, the indicator that must be included in the analysis is:
Options: <0> Unemployment rate. <1> Geographic characteristics. <2> General structure of the population. <3> Fertility rate. <4> Population correctly vaccinated.
A:
nursery