Dont Listen to me but i (Think) it's Nitrogen
D. is correct: Koalas evolved after trout.
(A is false, B is also false bc amoeba are unicellular, C is false too, they are definitely not in the same class)
A molecule is formed when two or more atoms<span> join together chemically. A compound is a molecule that contains at least two different </span>elements<span>. All compounds are molecules but not all molecules are compounds.
Hope this helps.</span>
Answer€~
1)Blue whale
Kingdom=Animalia
Phylum=Chordata
Class=Mammal
2) Penguin
Kingdom=Animalia
Phylum=Chordata
Class=Aves
<h3><em>Hope </em><em>it's </em><em>helpful</em><em> </em></h3><h3><em>Ty </em><em>good </em><em>evening</em><em> ☺️</em></h3><h3><em>#urJ.r90</em><em>'s</em><em>ꔪ</em><em>~</em></h3>