President Andrew Jackson used the spoils system to replace existing government officials with his own friends or campaign supporters. Jackson is reported as saying, "...to the victor goes the spoils...", in reference to this.
<em>Answer:</em>
<em>variable-interval </em>
<em>Explanation:</em>
<em>In psychology,</em><em> a variable-interval schedule is described as a schedule of reinforcement which is considered as one of the parts in the operant conditioning and was discovered by </em><em>B. F. Skinner. </em><em>It is also denoted as VI, and is defined as a process whereby "reinforcement" is being given to a specific response only after a well-defined amount of time has been passed i.e, unpredictable time and therefore the amount of time is supposed to be on a variable or changing schedule.</em>
<em>As per the question, studying for professor Wallace's surprise quizzes will be reinforced on a variable-interval schedule.</em>
In Asia due to the presence of number of industries, large number of vehicles produce harmful gases and deteriorates the air quality at large extent. Deforestation and logging of trees are also one of the cause of lowest air quality.
Explanation:
Asia is a developing countries comprises of India, Sri lanka in its south, China, Japan, Korea in its east and south-east direction. There are all total 48 countries. All these countries population density is high. Among them China has world's highest population followed by India.
Over population and excess population density covers the land and deforested land for establishing settlement. Multi storied buildings are using air conditions, refrigerators which emits CFC in environment. Vehicles emit SO2, CO, CO2 etc. These are the facts which lower air quality in Asia.
The correct answer is because potential GDP is the natural level of output produced at constant inflation rate.
Sustainable is thus meant to account for changes in GDP that may result from the inflation of prices and not reflect the real gains emanating from growth