<span>Experiments in which all variables are identical except for one are called controlled experiments. This where an observer tests his hypothesis by looking on changes that were brought about by one variable. The results are always dependent on one adjusted variable.</span>
Compromise his argument. Hope that helped
Arguments which are not sound but that are usually convincing
and appear to be logical because they usually appeal to our emotions and
prejudices, and because they usually back the conclusions that we want to
believe are correct are called FALLACIES.