Answer: stimulus
The students reaction is explained by the theory of classical conditioning first coined by Ivan Pavlov. The students are conditioned to associate the doer closing with the pop quiz and respond accordingly. Pavlov used dogs and their response to ringing a bell every time their food was served, after a some conditioning the dogs would salivate at the sound of the bell regardless of whether or not food was present. The bell was the stimulus.
Answer:
Representative democracy
Explanation
Democracy can be divided into two:
- Direct democracy.
In this form of democracy, the citizens can influence the decisions made by the government by directly vote for the type of legislations that the government can pass. This form of democracy typically used in small communities that rarely face overly complicated issues.
- Representatives Democracy.
In this form of democracy, citizens canto vote for the legislations. But, they can select a group of officials in order to vote for the legislations on the citizens' behalf. This system democracy is what currently used the most in the world. Typically, this form of democracy is more efficient in a society with large populations with a lot of complicated issues (such as a country)
Answer:
Central American countries are important agricultural producers. Each year, the United States imports about five billion dollars’ worth of coffee ( D.).