Read the Following Scenario and Answer the Question Below

Read the following scenario and answer the question below.
Pablo and Johanna have to do a yearlong study for their biology course. After some discussion, they decide to try comparing their dogs and the diet that they feed them to test their hypothesis that the local veterinarian's special dog food mix will enhance growth and development. Each student adopts a puppy from the local pound. Pablo plans to feed his shepherd- mix dog the special diet, while Johanna plans to use generic dry kibble from the supermarket for her bulldog.
-When they write up their initial proposal, the instructor will probably ____________.

A) give them an F and tell them to start over-it would take many years to do such a study
B) tell them they have some serious problems with the proposal, but it is fixable if they are willing to take care of more dogs
C) tell them that they need at least 100 dogs to do the study
D) give them an A for thoroughness and allow them to proceed with the experiment
E) tell them that the proposal is impossible and that such a study cannot be done at all