Choose the correct statement among the following.

Options

A. Taylor and his colleagues used E.coli to prove semiconservative replication of DNA.
B. In Griffith's experiment the mice infected with R-strain of Streptococcus pneumoniae died due to pneumonia.
C. Hershey and Chase proved the transforming principle experimentally.
D. Semi-conservative replication was experimentally proved by Meselson and
Stahl.