Answer the following question given this paragraph: 

The brain is the organ that lets us understand what we see, hear, or sense in other ways. It also allows us to use language, learn, think, and remember. The brain controls the organs in our body and our movements as well. The brain consists of three main parts, the cerebrum, the cerebellum, and the brain stem ( Figure below ).


Q: What organ lets us understand what we see, hear, or sense in other ways, and allows us to use language, learn, think, and remember?


A:
brain