Which of the Following Examples Correctly Uses an Input Box

Multiple Choice

Which of the following examples correctly uses an input box to assign a value to an integer, and returns the integer to the calling program using a reference parameter?

A) Sub GetInput(ByVal intNumber As Integer) intNumber = CInt(InputBox("Enter an Integer") )
End Sub

B) Sub GetInput(ByRef intNumber As Integer) intNumber = CInt(InputBox("Enter an Integer") )
End Sub

C) Sub GetInput(ByRef intNumber As Integer) intNumber = CInt(InputBox("Enter an Integer") )
Return intNumber
End Sub

D) Sub GetInput() Dim intNumber As Integer
IntNumber = CInt(InputBox("Enter an Integer") )
End Sub