Answer the following question given this paragraph: 

The cerebrum is divided into a right and left half ( Figure above ). Each half of the cerebrum is called a hemisphere. The two hemispheres are connected by a thick bundle of axons called the corpus callosum . It lies deep inside the brain and carries messages back and forth between the two hemispheres.


Q: What is each half of the cerebrum called?

 Choices:

- demisphere

- a describe

- a biplane

- a hemisphere

A:
a hemisphere
