Which of the Following Were Part of the Experiments of Hershey

Multiple Choice

Which of the following were part of the experiments of Hershey and Chase?

A) Mice were injected with type R bacteria and developed pneumoniA.
B) Mice were injected with type S bacteria and developed pneumonia.
C) DNA isolated from type S bacteria killed by heating transformed type R bacteria.
D) E.coli bacteria were infected with virus labeled with radioactive phosphorus.