Which of the following statements are correct about data types? 1 Each value type has an implicit default constructor that initializes the default value of that type. 2 It is possible for a value type to contain the null value. 3 All value types

Which of the following statements are correct about data types?

1 Each value type has an implicit default constructor that initializes the default value of that type.

2 It is possible for a value type to contain the null value.

3 All value types are derived implicitly from System.ValueType class.

4 It is not essential that local variables in C# must be initialized before being used.

5 Variables of reference types referred to as objects and store references to the actual data.