Alfred Hershey and Martha Chase examined transformation using bacteriophage (bacterial DNA virus)and bacterial cells.In this experiment,how is transformation (altered phenotype)displayed?

A)The bacteria are transformed (by phage DNA)into virus synthesizing cells.
B)The bacteria are transformed from live to dead by the virus.
C)The bacteria are transformed from rough to smooth by the virus.
D)The bacteria are transformed into a virus.
E)Transformation is not exhibited by a virus-infected bacterial cell.