"Overseeing the postural muscles of the body and making rapid adjustments to maintain balance and equilibrium are functions of the "

The correct answer is : The cerebellum.

Explanation:

The cerebellum is located under the cerebrum at the back of the brain. It is the part of the central nervous system that receives the information from the sensory systems to the different parts of the brain and spinal cord.

The major function of the cerebellum is to maintain postures, regulates muscle movements and balance. Other role of the little brain is to control speech, coordination.

Thus, the correct answer is - the cerebellum.

ya the other dude is right