Where in the body did plato believe the “mind” was located?

Plato was a renowned Greek Philosopher. He was a pupil of another Greek Philosopher Socrates. Plato thought that the mind was located separate from the body and not in any physical structure. This view was held by his teacher Aristotle. He believed that because we are able to think of any kind of material object then the mind is immaterial and cannot be bound to a material organ

Ithink the answer you are looking for is (b).