Your image isn't clear so I couldn't see the proper option but lucky for you I have seen this question before so I will tell you the answer. 
The answer is option D (facilitated diffusion). 
 
        
             
        
        
        
Answer:
I would think C, if it is consistent then the results should be reliable!
Explanation:
 
        
             
        
        
        
Answer:
schistosomiasis
Explanation:
Helminths are the parasites with a worm-like body structure and include the flatworms, tapeworms, and nematodes. 
Trematode flatworms are the flatworms that cause the disease schistosomiasis. The schistosomiasis parasite is spread when freshwater snail releases its larva in the water bodies which in turn enter the healthy person bathing in the water.
 
        
             
        
        
        
Agricultural society, if I understand the question correctly.
        
                    
             
        
        
        
This is because you have to let your food digest a bit before continuing your work out to prevent cramps and this like that.