The answer is B because class of drugs known as expectorants.
<span>Archaea were initially classified as bacteria, receiving the name archaebacteria (in the Archaebacteria kingdom), but this classification is outdated. Archaeal cells have unique properties separating them from the other two domains of life, Bacteria and Eukaryota. hope that helped</span>
<span>Members of the archaea are complex single-cells organisms that are often thought to be bacteria; however, they are actually prokaryotic microbes that lack a cell nucleus and membrane. They often thrive in extreme conditions such as extreme heat.</span>
The cerebrum controls the higher brain functions such as speech, writing, etc. The cerebellum deals with the involuntary stuff. The other 2 are nowhere near what you are looking for. B - Cerebrum is your answer.