How many wars have been fought in the United States over religion? 1:None, since the First Amendment guarantees religious freedom to all, and keeps the government out of religious affairs.

2:Two, but they were all fought before American became a country, and before the Constitution was written.

3:Just one, during the 1840s when Catholics and Protestants fought, which led the American Civil War twenty years later.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.