Certain bacteria are able to digest petroleum. Which of the following statements describes how humans can utilize these microorganisms to help maintain the health of the ecosystem?
A. The bacteria can be used to convert nitrogen from the atmosphere into a usable form for plants.
B. The bacteria can be used to help clean up oil spills in the oceans.
C. The bacteria can be used to produce antibiotics to combat harmful bacterial infections.
D. The bacteria can be ingested to help with digestion.