TASK DEFINITION: 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.
PROBLEM: Question: The papillary muscles:
Options: <0> They contract atrio-ventricular valves. <1> They prevent the reflux of blood to the atria. <2> They avoid the eversion of the semilunar valves. <3> They form the interventricular septum. <4> They are formed by visceral smooth muscle.

SOLUTION: biology

PROBLEM: Question: They are primary lymphoid organs:
Options: <0> Spleen and lymph nodes <1> The spleen and bone marrow. <2> The thymus and the bone marrow. <3> The pineal gland <4> Peyer's plates and tonsils.

SOLUTION: biology

PROBLEM: Question: In Beck Cognitive Therapy, automatic thoughts are considered:
Options: <0> A scheme. <1> A cognitive process <2> An action guide <3> An interference <4> A cognitive product.

SOLUTION:
psychology