The soviet policy of democratic centralism maintained that: a) capitalists used their riches to manipulate governments to serve their interests. b) the state, not free-market consumers, should decide what needed to be produced. c) the communist party represented the working people and, therefore, was the only party with the right to govern. d) the state owned all businesses for the good of the people.

Kelsie's roommate, janice, fell asleep about 25 minutes ago. now, kelsie needs to awaken her so that they can get to a party on time. janice is sleeptalking about her boyfriend's dog. when kelsie begins laughing, janice wakes up. she was in sleep.

In a study, people were asked to imagine simple occasions that made them happy and to remember events that made them feel proud about themselves. it was observed that the subjects developed an increasingly positive attitude. these changes are known to be healthy, leading to greater physical activity and reducing unhealthy habits. based on this excerpt, we can conclude that a positive attitude .

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true. b) some other scientific experts read the papers and provide quality control by eliminating many mistakes. c) an editor reads the papers, to make sure that all the semicolons are in the correct places. d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog. e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.