In Seawater, Sulfate Is the Most Common Anion After Chloride

Multiple Choice

In seawater, sulfate is the most common anion after chloride. Which of the following is correct with respect to the use of sulfate by some bacterial groups?

A) Oxidized sulfur-containing molecules have redox potentials lower than those of the nitrogen series.
B) Oxidized sulfur molecules such as sulfate and sulfite serve as electron acceptors.
C) Sulfate and sulfite can receive electrons from hydrocarbons.
D) Sulfate-reducing archaea and bacteria are widespread in the ocean.
E) All of the above.