30 minutes I am not sure about that
The animals need less food people it is winter time.
A male having the disease.
The correct answer would be D. A new experiment would be needed to be done in order to test the conclusions. In science there is no authority, data is the only thing that matters. So if we have two different conclusions from the same date the only solution is to perform more tests and more experiments to see what is correct.
The answer will be C based on what I had researched