Answer :
It would not be practical to use scientific experimentation to test the effect of octave on the quality of a song. The correct option among all the options that are given in the question is the second option or option "b". I hope that this is the answer that you were looking for and it has come to your help.
Answer:
The correct answer would be b. octave on the quality of a song
Scientific experimentation refers to the well organized detailed experiment performed in order to accept or reject a particular hypothesis.
It helps in finding the answers or explanation behind the events of nature.
It would be least fruitful to check the effect of an octave on the quality of a song.