Detailed Instructions: 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.
Q: Question: Regarding the exploration of psychomotor development, the area of language and sociability in a four-year-old child, which of the following findings can be considered a sign of alarm in the maturation process ?:
Options: <0> Abrupt stop of the acquisition of skills or loss of some already acquired. <1> Hyperactivity He does not know how to entertain himself, he needs constant vigilance. <2> Excessive sociability; he goes with anyone indiscriminately. <3> Repeat questions instead of answering them. <4> All these situations are warning signs.
A:
nursery