Two text boxes and one button are created in the form as shown in Figure 1 and Figure 2. Copy Center charges 5 cents per copy for the first 100 copies and 3 cents per copy for each additional copy. Compile the missing lines in the VB code below that will allow the user to enter the number of copies in the "txtNumber" and will display the total cost in "txtCost". (10 marks) (CLO2:PLO2:05) Copy Center Number of Copies 5 -txtNumber Compute Cost -btnCompute Cost RMO 25 -txtCost Figure 1 Copy Center Number Of Copien 105 Compute Cost Cost RM 5.15 Figure 2 Private Sub btnCompute_Click(...) Handles btnCompute.Click Dim num As Integer, cost As Double txtCost.Text = cost.ToString("C") End Sub