Which of the Following Is True About Bioremediation

Which of the following is true about bioremediation?

A) Coagulators are used to condense the spill.
B) Bioremediation never harms the environment.
C) The Environmental Protection Agency documents a handful of chemical spills per year in the United States alone.
D) A mix of bacteria, archaea, and fungi species is used to seed the spill zone.
E) Nitrogen, sulfur, phosphate, and sometimes iron supplements are added to the spill zone to encourage microbial growth.