Answer:
B. Amplitude: 30cm; wavelength: 110cm
 
        
             
        
        
        
Sixty six is D and sixty seven is A
        
             
        
        
        
A. The sea anemone protects the clown fish’s eggs from predators
Because the anemone stings other sea life, but not the clown fish, it can provide safety for the clown fish and its eggs.
        
             
        
        
        
Answer:
it's 5 
Explanation:
today's atmosphere we enjoy today is radically different from the atmosphere that formed with the earth billions of years ago.