Answer the following question given this paragraph: 

In intelligent mammals, such as primates, the cerebrum is larger compared to the rest of the brain. A larger cerebrum allows primates to develop higher levels of intelligence. Primates have the ability to learn new behaviors. They also engage in complex social interactions, such as fighting and play.


Q: What part of the brain is largest in intelligent mammals?

 Choices:

- thallus

- manubrium

- cortex

- cerebrum

A:
cerebrum
