Which of the following is NOT one of the key brain structures involved in encoding and storing memories?

a. hypothalamusb. hippocampusc. prefrontal cortexd. cerebellum

Hypothalamus

Explanation:

The prefrontal cortex, hippocampus and the cerebellum are involved in memory formation.

The prefrontal cortex is involved in making decisions, forming goals and planning, it's also based on past memories.

The hippocampus is involved in forming long term memories and also in spatial navigation

The hypothalamus is the part of the brain responsible for the body's ability of homeostasis. it is also involved with endocrine control and works closely with the pitutary gland.