Answer:
Pump-and-Treat is a primary technique for groundwater and soil remediation. In this process, groundwater is pumped to the surface, and contaminants are removed by a variety of treatment methods, including air-stripping, activated carbon, ultraviolet or ozone treatment, precipitation and biodegradation.
Explanation:
The believe that the best answer among the choices provided by the question is the E. All contain histones.
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
