Controlling voluntary skeletal muscles is a function of the nervous system.
a. sympathetic
b. somatic
c. autonomic
d. central

The correct answer is B. somatic

Explanation:

The somatic nervous system help in carrying the motor information from and to the central nervous system and. Somatic nervous system comes under the peripheral nervous system. It connects all skeletal muscles therefore it is responsible for controlling the voluntary movement of the body by skeletal muscle.  

Apart from skeletal muscles, these nerves are also connected to skin and sensory organs.

The somatic nervous system is made up of afferent and efferent nerves.  

Afferent nerve sends signal from the body to the central nervous system and efferent nerves send commands from CNS to skeletal muscles or body parts which stimulate muscle contraction. So the correct answer is c.

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