What conclusion (s) could griffith draw from his experiment? select all that apply?

The conclusion could Griffith draw from his experiment is " A transforming factor from a virulent strain of bacteria can make a non-virulent strain virulent. " From this experiment, Griffith concluded that a transforming factor from the heat-killed S strain transformed the R strain, it making the R strain virulent. The experiment showed that there was a transforming factor, but it didn't demonstrate the nature of the transforming factor.