Which of the following statements are correct about datatypes in C#.NET? 1 Every datatype is either a value type or a reference type. 2 Value types are always created on the heap. 3 Reference types are always created on the stack. 4 Mapping of

Which of the following statements are correct about datatypes in C#.NET?

1 Every datatype is either a value type or a reference type.

2 Value types are always created on the heap.

3 Reference types are always created on the stack.

4 Mapping of every value type to a type in Common Type System facilitates Interoperability in C#.NET.

5 Every reference type gets mapped to a type in Common Type System.