Answer:
All of the following are studied in cognitive psychology except :
D. Hormones
Step-by-step explanation:
Cognitive psychology studies information processing, and includes a variety of thinking processes for example perception, attention, memory, knowledge representation, language, reasoning, and judgement. Hormone is a biological concept, it doesn't involve the study of internal mental processes. Although Hormones also affect cognitive processes, this psychological effects are studied in other field of the science.