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.
One example: Question: A distension is defined as:
Options: <0> Soft tissue injury. <1> Forced movement of abrupt production. <2> Injury by stretching a muscle. <3> Injury of the joint capsule. <4> Interruption in the continuity of a bone.
Solution is here: nursery
Explanation: Distension means Bloating and swelling in the belly area. It does not have much to do with chemistry, psychology, pharmacology, biology and medicine. Hence, the correct topic is nursery.

Now, solve this: Question: How much drug has been eliminated when 3 elimination half-lives have elapsed if 100 mg of drug has been administered IV via bolus and is adjusted to a monocompartmental model with first-order elimination:
Options: <0> 87.5 mg. <1> 12.5 mg. <2> 75 mg. <3> 25 mg. <4> 50 mg.
Solution:
pharmacology