Question:Which of the following are true about Nullable types?
A A Nullable type is a reference type.
B A Nullable type is a structure.
C An implicit conversion exists from any non-nullable value type to a nullable form of that type.
D An implicit conversion exists from any non-nullable value type to a nullable form of that type.
E An implicit conversion exists from any nullable value type to a non-nullable form of that type.
F A predefined conversion from the nullable type S? to the nullable type T? exists if there is a predefined conversion from the non-nullable type S to the non-nullable type T
+ AnswerB
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