Case-based critical thinking questions case 1 - jack of all trades jack of all trades rents small power equipment to commercial and residential customers. the strcustomer variable is used to determine whether a customer is commercial (c) or residential (r). commercial customers receive a 10% discount if they are members of the rental rewards program. residential customers receive a 5% discount if they are members. the button selected by the clerk will determine the next task performed by the computer. the application is using the __ of the messagebox. show method.
- boolean value
- function
- selection structure
- return value