The answer I came up with is Echinoderms and Chordates.
Happy studying!
        
                    
             
        
        
        
<span>Report his findings because you cannot change your prediction and cannot throw away notes you must report the findings.</span>
        
                    
             
        
        
        
The nurse should make a note of it so that the doctor will know not to prescribe this particular medicine.
        
             
        
        
        
Answer:
B: Energy
Explanation:
Sorry, I'm not COMPLETELY sure it's this, but yeah, try it!
 
        
             
        
        
        
Answer: Option (C)
Explanation: The rocks at the continental crust are present since a long time, and the oldest rocks so far encountered from the continental crust is approximately 4.4 billion years old.
           This has been determined by the Uranium-Lead dating method (Ur₂₃₈-Pb₂₀₆).
Oceanic rocks are estimated to be of very recent age i.e about only 180 million years old.