Choose the incorrect statement with respect to the collection of single stranded molecules.

• A. An infected culture is set up and after a while the cells are removed by centrifugation
• B. The phage is in the supernatant and is precipitated by addition of glycol and sodium chloride
• C. The phage pellet is resuspended and phenol is used for removal of protein
• D. The single stranded molecules sediment at the bottom