When it comes to energy, saying that something is cleaner than coal means that it does not harm the environment as much as burning coal does and it is usually sustainable. The clean is the same one in the term "clean energy"
-Archaebacteria, Eubacteria, Animalia, Protista, Fungi, Plantae
Both A and C would be out since mammals and species are not kingdoms
Now we would be left with both B and D after looking at both answer I choose B since Insectae is not a kingdom
Hope that helped
Water is a Solute so your answer is C. have a nice day
Skeletal muscle! (or striated muscle).
<span>Option D correctly describes seafloor spreading. Seafloor spreading is a process which typically occur at middle ocean ridges where new oceanic crusts are formed as a result of volcanic activity. These oceanic crusts then gradually move away from the ridge.</span>