Species belonging to the kingdom Archaea differ from species belonging to the kingdom Protista in that Archaea tend to

Archaea constitute a domain of single-celled organisms. These microorganisms lack cell nuclei and are therefore prokaryotes. Archaea were initially classified as bacteria, receiving the name archaebacteria, but this classification is outmoded. They have been renamed to clarify that archaea are not only not bacteria, but are more closely related to eukaryotes than to real bacteria.

Explanation:

This may help you with your question. This is the meaning of it. But, I am not sure I can give you the direct answer.

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .

the answers are a and c