What would most likely reduce the bias present in Elias' experimental design would be to not ask just the members of his high school team to be the subjects because they represent a very specific group of people. It would be much better to use a random group of people and have them do the same thing.
If your sleeping child eyes is moving back and forth while his eyelids are closed it is likely that he is sleep
The answer is d because of heat and pressure
Carbon Dioxide (CO2) and Water (H2O)
