Answer:
B. Sneezing
Explanation:
There are two types of nervous systems namely: somatic nervous system and autonomic nervous system. The somatic nervous system is that nervous system that controls the voluntary movement of muscles while the autonomic nervous system controls involuntary actions.
According to this question, nodding ones head, petting a dog and jumping over a puddle are all examples of voluntary movements, hence, are controlled by the somatic nervous system whereas, sneezing is an involuntary action controlled by the autonomic nervous system.
