Answer:
Biological
Explanation:
Memory allows for the storing and retrieval of information after seconds to years and is important for everyday life.
Progress in understanding memory function can be supported by first diagnosis of dementia, mild cognitive impairment, natural ageing, schizophrenia, and stroke.
Understanding the biological basis of learning, memory, behaviour, perception and consciousness has been described as the biological sciences greatest challenge.
Well Carl Linnaeus was the guy who classified the different species of organisms into categories and gave them a Latin name for the Genus and Species. So I would say classification of organisms.
The picture is unclear message me so i can answer
Chris's attitude change is best explained by cognitive dissonance.
It refers to the fact that a person may be experiencing thoughts and feelings which are not really consistent, and which may change, sometimes drastically. In Chris's case, he hated pop music, until he actually listened to one pop song and liked it, and then changed his opinion.