<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>
Are there answer choices for this?
they believe that when they died their spiritual body would continue to exist in an afterlife very similar to their living world
Answer:
Grover Cleveland
Explanation:
The First Democrat elected after the Civil War, Grover Cleveland was the only President that left the White House and then returned for a second term four years later. He was the 22nd and 24th President who was the only President to leave the White House and return for a second term four years later (1885-1889 and 1893-1897).
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