Answer:
Clam get 5000 Kcal by eating the plankton
Explanation:
The right way to write scientific names is: "<em>Genus</em> <em>specie"</em>. So, the right name is: "<em>Drosophila melanogaster</em>", letter b)
Hugs!
True because Sigmund Freud (1890-1930) developed these collection of theories