In Text I, Lu reports that his method is successful in...

A extracting phages that are infected by a virus that can destroy all enzymes in the bacteria. B producing an enzyme that is inserted in a genetically marked bacteria to support viruses that live in the biofilm. C triggering a bacterial infection to the viruses that in turn yield enzymes that potently destroy the biofilm. D altering a special human-safe virus in order to produce an enzyme that penetrates the biofilm and destroys it. E inserting a synthetic gene in the phages genome that will affect the production of virus that get organized into biofilms.