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: Cyclopentadiene is so reactive that leaving it at room temperature slowly dimerizes by a reaction of:
Options: <0> Friedel-Crafts. <1> Diels-Alder. <2> Markovnikov. <3> Suzuki <4> Gabriel.
chemistry

Question: Which of the following statements about the technique of emotive images is FALSE?
Options: <0> It is a variant of systematic desensitization. <1> It was developed to treat phobias of small children or with difficulties to relax. <2> It is a multicomponent program for the treatment of childhood phobias. <3> It is usually induced an inhibitory response to anxiety other than relaxation. <4> It can be used for the treatment of medical fears.
psychology

Question: Point out the INCORRECT response regarding infection by human immunodeficiency virus (HIV) and pregnancy:
Options: <0> The scheduled cesarean does not reduce the vertical transmission rate of the virus. <1> The pregnant woman will be offered the possibility of performing antiretroviral treatment whatever her stage of the disease, in order to prevent the vertical transmission of the virus. <2> Vertical transmission of the virus is associated with maternal viral load. <3> HIV serology must be offered to every pregnant woman at the first consultation, whatever the time of pregnancy. <4> Women infected with HIV have an increased risk of spontaneous abortions, intrauterine fetal death and intrauterine growth retardation.
medicine