Louder, because the sound would have a stronger pitch for the ear it is closer to
        
             
        
        
        
Answer:
Yes, the answer is wood.
Explanation:
Wood is a natural material and is subject to variations in composition and moisture content. Therefore the energy from burning it or gasifying it would likewise be variable.
not sure what the purpose of this question was, but here's the explanation anyway! have a nice day.
 
        
             
        
        
        
Answer:
The correct answer is option D. True tissues. 
Explanation:
The cell that made sponge does not form the tissue however sponge have cells that play important role and specific for specific function but does not have true tissues.
In other animal phyla cells form tissue or organ or organ systems and called as true tissues.
Thus, the correct answer is option D. True tissues. 
 
        
             
        
        
        
Answer: Single celled eukaryotic organism