Which of the following organisms is most likely to obtain nutrition via photosynthesis?
a. plasmodium
b. water mold
c. euglena
d. sporozoan

c. euglena have chloroplasts 

Chloroplasts are organelles that are responsible for the photosynthetic functioning of an organism.Photosynthesis is the process by which an organism uses the photons to produce energy. These organisms uses the sun, together with the acquired resource of water and carbon dioxide to create sugar and process into energy.