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: Cognitive investigations of intelligence, and as regards the relationship between Reaction Time (RT) and Intellectual Quotient (IQ):
Options: <0> They have found positive associations of great magnitude. <1> They describe negative relationships with differences in magnitude, according to the studies. <2> They have found an absence of association between both constructs. <3> They have not received attention from the scientific community. <4> They start from the study of cultural differences in intelligence.
A:
psychology