Tunde has started to forget where she puts things and often forgets the names of people she has just met. What part of her brain is most likely not performing properly, according to the information in the text?

B) hippocampus

Explanation:

Hippocampus is this part of the brain structure which is  embedded deep in the temporal lobe of each cerebral cortex. It is an important part of the limbic system, a cortical region which regulates motivation, emotion, learning, and memory

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answer; conditional stimulus will trigger a conditioned response;