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.

Example Input: Question: In strict vegetarians, a lack of one of the following vitamins may appear: 
 Options:  <0> B12 vitamin. <1> Vitamin C. <2> Retinol <3> Folate <4> Niacin
Example Output: nursery

Example Input: Question: Proton pump inhibitor drugs are useful in the treatment of: 
 Options:  <0> Constipation. <1> Corneal ulcer. <2> Peptic ulcer. <3> Traveler's diarrhea. <4> Crohn's disease.
Example Output: nursery

Example Input: Question: 𝐸𝑎 According to the Arrhenius equation, k = 𝐴𝑒 𝑅𝑇 
 Options:  <0> The kinetic constant (k) decreases with increasing temperature. <1> The pre-exponential factor (A) is dimensionless. <2> In reactions with higher activation energy (Ea), the kinetic constant (k) depends enormously on the temperature. <3> The pre-exponential factor (A) and the kinetic constant (k) are inversely proportional. <4> The Arrhenius parameters are the kinetic constant (k) and the preexponential factor (A).
Example Output:
pharmacology