write an event procedure with the header Private

write an event procedure with the header Private sub bennisplay_ Click(…) Handles btnDisplay.Click, and having one, two, or three lines for each step. Lines that display data should use the given variable names.
The following steps calculate the percent increase in the cost of a typical grocery basket of goods:
(a) Declare the variables beg011'earCost, end° flearCost, and percendncrease as type Double.
(b) Assign 200 to the variable begOlYearCost.
(c) Request the cost at the end of the year with an input dialog box, and assign it to the variable end0fleaCost. (d) Assign (endOffemCost — begOlYeaCost) IbegOfYemCost to the variable percendncrease.
(e) Display a sentence giving the percent increase for the year.