Based on the constitutional clause of Engel v. Vitale, explain one difference that the Court weighed in determining whether the facts and ruling in Engel v. Vitale applied to Wallace v. Jaffree.

Among the following environmental factors, which does not have a long-term impact on the composition of a region's soil? a. kinds of crops grown b. types of fungi present c. topography of the landscape d. variety of species of mammals e. number of freezes occurring annually