22.  Which of the following is NOT a generic type parameter in Java? 
						
					23.  What is the purpose of the `get(int index)` method in a generic list in Java? 
						
					24.  In Java generics, what is the purpose of the `Pair` class?  
						
					25.  What does the term "type erasure" mean in Java generics? 
						
					26.  In Java, which generic class is commonly used for creating key-value pairs? 
						
					27.  What is the result of the following Java code?
List super Integer> list = new ArrayList<>();
list.add(new Object());
						
					List super Integer> list = new ArrayList<>();
list.add(new Object());
