Answer:
The right answer is Option A. It filters the blood that is used by the excretory system.
Explanation: 
The endocrine system has great affect on the excretory system. It gives massages to the excretory system. When the amount of water is exceed in the body, the endocrine system send massage to the excretory system to produce more urine. And when the body has less amount of water, the 
endocrine system send massage to the excretory system to produce less urine. 
 
        
             
        
        
        
Apple (fruit): leaf, stalk, mesocarp, seed, endocarp, exocarp. Lily (flower): stamen, style, ovary, ovule, , stigma, petal, receptacle, peduncle, and sepal.
        
             
        
        
        
Electrical synapses, I believe.
        
             
        
        
        
Answer:
One reason that Organism A and Organism C will be placed in different groups will be due  to their MODE OF NUTRITION.
As described in the question, Organism A has an autotrophic mode of nutrition which means that it has the capability to produce its own food. Organism C is a heterotroph which means it cannot produce its own food and hence will have different properties as compared to the organism A. 
 
        
             
        
        
        
<span>Unconformities occur when younger rock is placed on top of older rock
hope this helps
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