Which of the following statements are correct about subroutines used in C#.NET? 1. If we do not return a value from a subroutine then a value -1 gets returned. 2. Subroutine definitions cannot be nested. 3. Subroutine can be called recursively. 4. To return the control from middle of a subroutine exit subroutine should be used. 5. Subroutine calls can be nested.

Which of the following statements are correct about subroutines used i

1.	Which of the following statements are correct about subroutines used in C#.NET? 1. If we do not return a value from a subroutine then a value -1 gets returned. 2. Subroutine definitions cannot be nested. 3. Subroutine can be called recursively. 4. To return the control from middle of a subroutine exit subroutine should be used. 5. Subroutine calls can be nested.
A.	1, 2, 3
B.	2, 3, 5
C.	3, 5
D.	3, 4
Answer» C. 3, 5