Variable Transfer By Value and By Reference In the simple program shown in Figure P2.6, we add x + y = z in a callable subroutine as c = a + b (in either Sub Add_1 or Sub Add_2) using the by value and...

Variable Transfer By Value and By Reference In the

simple program shown in Figure P2.6, we add x + y = z in a

callable subroutine as c = a + b (in either Sub Add_1 or Sub

Add_2) using the by value and by reference options in VBA.

Examine the code and determine the value of z from the

indicated methods: ′By Reference, ′By Value Method

1, ′By Value Method 2.