Which statement about the central nervous system (cns) and the peripheral nervous system (pns) is true?

the cns consists of the brain and spinal cord, and the pns is made entirely of nerves

the cns deals with all voluntary actions, and the pns deals with involuntary actions.

the cns is situated in the brain, and the pns is in the spinal cord.

the pns is responsible for all nervous actions.

the cns is found only in humans.

The CNS consists of the brain and spinal cord, and the PNS is made entirely of nerves

Explanation: The CNS( central nervous system) comprise of the Brain and the Spinal cord,it controls both voluntary and some involuntary activities of bilateral organisms such as reflexes.

The PNS (peripheral nervous system) is made entirely of the nervous system outside of the CNS it controls both voluntary and involuntary actions. It is divided into the autonomic ( controls all involuntary nervous actions) nerves and somantic nervous system ( controls all voluntary actions to and from the CNS). Only the first option is correct.

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

f=ma newton

f=100x2.5=250n