Suppose that John Doe has filed a lawsuit against the Washington County School District, challenging the school district's recent inclusion of Intelligent Design in their science curriculum. Intelligent Design argues that certain features of the universe and of living things exhibit the characteristics of a product resulting from an intelligent cause or agent, not an unguided process such as natural selection. Though publicly most Intelligent Design advocates state that their focus is on detecting evidence of design in nature, without regard to who or what the designer might be, in statements to their constituents and supporters, nearly all state explicitly that they believe the designer to be the Christian God. Based on this information, what aspect of the Constitution is John Doe most likely arguing that the school district is violating