What type of control is used to display the result of a calculation?

Which function do you use when you need to direct the program's focus on a certain control?

A custom tailor offers a variety of custom suit options to customers.  The company has tasked you with creating a program that will allow tailors to enter information about the kind of material used to make the customer's custom suit and the number of square yards used to make the suit and will determine the total cost to charge the customer. Use the following steps to create the program: The program should display a menu that asks the technician to select the type of material that was used.  Make sure the menu is formatted exactly as in the Sample Input and Output of the instructions (including indentation).   The program should determine the cost per square yard of the material.  The cost per square yard is determined based on the type of material that is used. Table 1: Type of Material and Cost per Square Yard   The program should then ask the tailor to enter the number of square yards of material that they used to make the custom suit.   Calculate the material cost, which…

Which variable determines the amount of computational instructions needed by each statement in the source code?