The U. S. Senate and House of Representatives operate as

When one researcher asked individuals to identify why their friendships with a friend of the

same sex ended, first on the list of reasons was A) new friends replacing old friends as circumstances changed. B) physical separation. C) people often just grow to dislike a characteristic of the friend's behavior or personality. D) one friend's dating activity or romantic relationships that interfered with the relationship.

To prevent groupthink, it is a good idea to ______.

A. close off the group from distractions B. have the leader state a preference C. invite outsiders to the group D. spend as little time as possible between the initial decision to the confirmation