The left hemisphere of the brain plays an important role in managing or regulating:

The left hemisphere of the brain plays an important role in managing or

regulating speech and grammar.

This is an organ which is located in the head region of organisms and

serves as the control center of the central nervous system

The brain is divided into the left and right hemisphere in which the left

controls speech and grammar while the left is responsible for shapes and

emotions.

Read more about Left hemisphere here link

Out of the following given choices;

A. speech and grammar

B. spatial perception

C. visual recognition

D. movement on the left side of the body

The answer is A. The brain is divided into right and left hemispheres. Connected by the corpus callosum. Either hemisphere controls the muscles of the opposite side of the body, that is the right hemisphere controls the rights side of the body and vice versa. Speech and language are controlled by the left hemisphere while visual and auditory processing is by the right hemisphere.

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