The answer to this question is <span>The students' expectations about the rats' performance influenced their observations and behaviors
When the students heard a term/label imposed to a subject/object, we will initially expect that subject/object act according to their labels.
Another example would be, when someone tell you that a bread is poisonous, you will automatically expect whoever eat that bread to start choking or vomiting blood.</span>
Answer: Democracy.
Explanation:
Democracy is a political system that emerged during the 19th century. Century, and to this day, much evolved. Most civilized societies in the world practice democracy. Democracy is a political system that guarantees basic human freedoms such as freedom of speech, opinion, freedom of the media, and the right to life.
Because it simulates a word-of-mouth recommendation. In addition, a word of mouth promotion is important for every business as each contented customer can ox dozens of new ones your way. The word of mouth is the transient of information from an individual to individual by the oral message which could be as simple as influence somebody the period of a day.