Which Statements About Phytoremediation Is Least Accurate

Which statements about phytoremediation is least accurate?

A) Microbes help in the process.
B) Plants absorb inorganic contaminants.
C) Plants must be harvested and disposed of to remove contaminants from the soil.
D) Some of the material may remain in the soil and water.
E) Plants in general can absorb large amounts of heavy metals like lead.