It is Protozoa because it is not logical for it be any of the other. Hope this helped.
I think the answer your looking 4 is B
HOPE THIS HELPS
#Optimist
<span>an organic compound made by replacing the hydrogen of an acid by an alkyl or other organic group. Many naturally occurring fats and essential oils are esters of fatty acids. SOURCE: GOOGLE
I sourced it so please dont report</span>
In biology, a spore is a reproductive structure that is adapted for dispersal and surviving for extended periods of time in unfavorable conditions. Spores form part of the life cycles of many bacteria, plants, algae, fungi and some protozoa
Some antibiotics can be naturally produced by fungi