Which scenario is an example of how the separation of powers affects the US government? (a) The president vetoes a popular law that has been passed by Congress.
(b) Congress calls a hearing to ask the head of the EPA to explain the impacts of a new regulation.
(c) The Supreme Court rules on a controversial case to outlaw a common practice in many states.
(d) During a hearing, a senator argues against approving the presidential nominee for secretary of state.

Voters commonly condemn politicians for being insincere, but politicians often must disguise their true feelings when they make public statements. if they expressed their honest views—about, say, their party's policies—then achieving politically necessary compromises would be much more difficult. clearly, the very insincerity that people decry shows that our government is functioning well. which of the following, if true, most seriously undermines this reasoning? (a) achieving political compromises is not all that is necessary for the proper functioning of a government. (b) some political compromises are not in the best long-term interest of the government. (c) voters often judge politicians by criteria other than the sincerity with which they express their views. (d) a political party's policies could turn out to be detrimental to the functioning of a government. (e) some of the public statements made by politicians about their party's policies could in fact be sincere.