Answer:
AB
O
A
B
the AB blood type is created (mostly) by someone with A blood type making a baby with someone with B blood.
Explanation:
 
        
                    
             
        
        
        
Not a question. Please refrain from unnecessary post.
        
             
        
        
        
The largest reservoir of carbon is in the ocean
        
             
        
        
        
Answer:
The lens
It helps to focus on objects and light
 
        
             
        
        
        
The earliest life forms we know of were microscopic organisms (microbes) that left signals of their presence in rocks about 3.7 billion years old.