Not sure but my best guess is to go with B. It just makes the most sense.
        
                    
             
        
        
        
<h3><u>Answer;</u></h3>
A. continuation
Agricultural lobbyists have been urging the <u>continuation</u> of farm subsidies.
<h3><u>Explanation</u>;</h3>
- Farm subsidies also known as the agricultural subsidies, are payments and other kinds of support that is extended to certain farmers and agribusinesses by the U.S. federal government.
- The original aim of these subsidies was to provide economic stability to farmers during the great depression to ensure a steady domestic food supply to Americans.
 
        
        
        
In evolutionary biology, phylogenetic trees are used to exhibit and illustrate the evolutionary relationships of two or more organisms, and identify the origins of life altogether. To achieve this, there are three methods of classification which are phonetics, cladistics, and taxonomic groups.
        
                    
             
        
        
        
That would be B. From energy in photons. 
Photons(from sunlight) give energy to electrons and “excite” them(sending them to a higher energy level). Electrons can then release this energy and excite other electrons in other chlorophyll molecules.